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Finding the Fourth Proportional to 52,046.33, 78,069.68 and 12,603.47

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Solution

The fourth proportional to 52,046.33, 78,069.68 and 12,603.47 is: 18,905.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,046.33 : 78,069.68 = 12,603.47 : x
  2. Step 2: Convert to fraction form
    52,046.33/78,069.68 = 12,603.47/x
  3. Step 3: Cross multiply
    52,046.33x = 78,069.68 × 12,603.47
  4. Step 4: Simplify right side
    52,046.33x = 983,949,096.47
  5. Step 5: Solve for x
    x = 983,949,096.47/52,046.33
  6. Step 6: Final answer
    x = 18,905.26

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