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Finding the Fourth Proportional to 66,694.60, 92,050.86 and 42,851.08

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Solution

The fourth proportional to 66,694.60, 92,050.86 and 42,851.08 is: 59,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,694.60 : 92,050.86 = 42,851.08 : x
  2. Step 2: Convert to fraction form
    66,694.60/92,050.86 = 42,851.08/x
  3. Step 3: Cross multiply
    66,694.60x = 92,050.86 × 42,851.08
  4. Step 4: Simplify right side
    66,694.60x = 3,944,478,765.93
  5. Step 5: Solve for x
    x = 3,944,478,765.93/66,694.60
  6. Step 6: Final answer
    x = 59,142.40

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