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Finding the Fourth Proportional to 563,579.70, 845,357.90 and 137,117.78

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Solution

The fourth proportional to 563,579.70, 845,357.90 and 137,117.78 is: 205,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,579.70 : 845,357.90 = 137,117.78 : x
  2. Step 2: Convert to fraction form
    563,579.70/845,357.90 = 137,117.78/x
  3. Step 3: Cross multiply
    563,579.70x = 845,357.90 × 137,117.78
  4. Step 4: Simplify right side
    563,579.70x = 115,913,593,641.08
  5. Step 5: Solve for x
    x = 115,913,593,641.08/563,579.70
  6. Step 6: Final answer
    x = 205,673.83

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