Finding the Fourth Proportional to 9,132.18, 13,700.31 and 2,892.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,132.18 : 13,700.31 = 2,892.57 : x
2. Step 2: Convert to fraction form
   9,132.18/13,700.31 = 2,892.57/x
3. Step 3: Cross multiply
   9,132.18x = 13,700.31 × 2,892.57
4. Step 4: Simplify right side
   9,132.18x = 39,629,105.70
5. Step 5: Solve for x
   x = 39,629,105.70/9,132.18
6. Step 6: Final answer
   x = 4,339.50