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Finding the Fourth Proportional to 12,613.48, 18,903.05 and 5,948.94

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Solution

The fourth proportional to 12,613.48, 18,903.05 and 5,948.94 is: 8,915.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,613.48 : 18,903.05 = 5,948.94 : x
  2. Step 2: Convert to fraction form
    12,613.48/18,903.05 = 5,948.94/x
  3. Step 3: Cross multiply
    12,613.48x = 18,903.05 × 5,948.94
  4. Step 4: Simplify right side
    12,613.48x = 112,453,081.39
  5. Step 5: Solve for x
    x = 112,453,081.39/12,613.48
  6. Step 6: Final answer
    x = 8,915.31

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