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Finding the Fourth Proportional to 354,628.48, 531,868.08 and 117,907.60

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Solution

The fourth proportional to 354,628.48, 531,868.08 and 117,907.60 is: 176,836.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,628.48 : 531,868.08 = 117,907.60 : x
  2. Step 2: Convert to fraction form
    354,628.48/531,868.08 = 117,907.60/x
  3. Step 3: Cross multiply
    354,628.48x = 531,868.08 × 117,907.60
  4. Step 4: Simplify right side
    354,628.48x = 62,711,288,829.41
  5. Step 5: Solve for x
    x = 62,711,288,829.41/354,628.48
  6. Step 6: Final answer
    x = 176,836.58

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