Finding the Fourth Proportional to 25,262.42, 34,861.31 and 13,932.12

Step by Step Solution

1. Step 1: Write the proportion equation
   25,262.42 : 34,861.31 = 13,932.12 : x
2. Step 2: Convert to fraction form
   25,262.42/34,861.31 = 13,932.12/x
3. Step 3: Cross multiply
   25,262.42x = 34,861.31 × 13,932.12
4. Step 4: Simplify right side
   25,262.42x = 485,691,884.62
5. Step 5: Solve for x
   x = 485,691,884.62/25,262.42
6. Step 6: Final answer
   x = 19,225.86