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Finding the Fourth Proportional to 52,045.67, 78,079.30 and 20,883.35

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Solution

The fourth proportional to 52,045.67, 78,079.30 and 20,883.35 is: 31,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045.67 : 78,079.30 = 20,883.35 : x
  2. Step 2: Convert to fraction form
    52,045.67/78,079.30 = 20,883.35/x
  3. Step 3: Cross multiply
    52,045.67x = 78,079.30 × 20,883.35
  4. Step 4: Simplify right side
    52,045.67x = 1,630,557,349.66
  5. Step 5: Solve for x
    x = 1,630,557,349.66/52,045.67
  6. Step 6: Final answer
    x = 31,329.36

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