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Finding the Fourth Proportional to 104,540.40, 144,264.96 and 56,794.10

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Solution

The fourth proportional to 104,540.40, 144,264.96 and 56,794.10 is: 78,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,540.40 : 144,264.96 = 56,794.10 : x
  2. Step 2: Convert to fraction form
    104,540.40/144,264.96 = 56,794.10/x
  3. Step 3: Cross multiply
    104,540.40x = 144,264.96 × 56,794.10
  4. Step 4: Simplify right side
    104,540.40x = 8,193,397,843.41
  5. Step 5: Solve for x
    x = 8,193,397,843.41/104,540.40
  6. Step 6: Final answer
    x = 78,375.42

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