Finding the Fourth Proportional to 23,147.39, 34,713.92 and 8,354.43

Step by Step Solution

1. Step 1: Write the proportion equation
   23,147.39 : 34,713.92 = 8,354.43 : x
2. Step 2: Convert to fraction form
   23,147.39/34,713.92 = 8,354.43/x
3. Step 3: Cross multiply
   23,147.39x = 34,713.92 × 8,354.43
4. Step 4: Simplify right side
   23,147.39x = 290,015,035.55
5. Step 5: Solve for x
   x = 290,015,035.55/23,147.39
6. Step 6: Final answer
   x = 12,529.06