Finding the Fourth Proportional to 22,580.10, 31,159.57 and 12,508.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,580.10 : 31,159.57 = 12,508.96 : x
2. Step 2: Convert to fraction form
   22,580.10/31,159.57 = 12,508.96/x
3. Step 3: Cross multiply
   22,580.10x = 31,159.57 × 12,508.96
4. Step 4: Simplify right side
   22,580.10x = 389,773,783.47
5. Step 5: Solve for x
   x = 389,773,783.47/22,580.10
6. Step 6: Final answer
   x = 17,261.83