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Finding the Fourth Proportional to 23,408.42, 35,109.18 and 8,613.90

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Solution

The fourth proportional to 23,408.42, 35,109.18 and 8,613.90 is: 12,919.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,408.42 : 35,109.18 = 8,613.90 : x
  2. Step 2: Convert to fraction form
    23,408.42/35,109.18 = 8,613.90/x
  3. Step 3: Cross multiply
    23,408.42x = 35,109.18 × 8,613.90
  4. Step 4: Simplify right side
    23,408.42x = 302,426,965.60
  5. Step 5: Solve for x
    x = 302,426,965.60/23,408.42
  6. Step 6: Final answer
    x = 12,919.58

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