Finding the Fourth Proportional to 22,566.32, 31,140.38 and 12,495.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,566.32 : 31,140.38 = 12,495.04 : x
2. Step 2: Convert to fraction form
   22,566.32/31,140.38 = 12,495.04/x
3. Step 3: Cross multiply
   22,566.32x = 31,140.38 × 12,495.04
4. Step 4: Simplify right side
   22,566.32x = 389,100,293.72
5. Step 5: Solve for x
   x = 389,100,293.72/22,566.32
6. Step 6: Final answer
   x = 17,242.52