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Finding the Fourth Proportional to 42,195.96, 63,291.78 and 12,614.04

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Solution

The fourth proportional to 42,195.96, 63,291.78 and 12,614.04 is: 18,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,195.96 : 63,291.78 = 12,614.04 : x
  2. Step 2: Convert to fraction form
    42,195.96/63,291.78 = 12,614.04/x
  3. Step 3: Cross multiply
    42,195.96x = 63,291.78 × 12,614.04
  4. Step 4: Simplify right side
    42,195.96x = 798,365,044.59
  5. Step 5: Solve for x
    x = 798,365,044.59/42,195.96
  6. Step 6: Final answer
    x = 18,920.41

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