Finding the Fourth Proportional to 23,191.76, 32,004.15 and 12,581.17

Step by Step Solution

1. Step 1: Write the proportion equation
   23,191.76 : 32,004.15 = 12,581.17 : x
2. Step 2: Convert to fraction form
   23,191.76/32,004.15 = 12,581.17/x
3. Step 3: Cross multiply
   23,191.76x = 32,004.15 × 12,581.17
4. Step 4: Simplify right side
   23,191.76x = 402,649,651.86
5. Step 5: Solve for x
   x = 402,649,651.86/23,191.76
6. Step 6: Final answer
   x = 17,361.75