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Finding the Fourth Proportional to 617,909.10, 926,863.65 and 477,941.10

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Solution

The fourth proportional to 617,909.10, 926,863.65 and 477,941.10 is: 716,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,909.10 : 926,863.65 = 477,941.10 : x
  2. Step 2: Convert to fraction form
    617,909.10/926,863.65 = 477,941.10/x
  3. Step 3: Cross multiply
    617,909.10x = 926,863.65 × 477,941.10
  4. Step 4: Simplify right side
    617,909.10x = 442,986,232,431.02
  5. Step 5: Solve for x
    x = 442,986,232,431.02/617,909.10
  6. Step 6: Final answer
    x = 716,911.65

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