Finding the Fourth Proportional to 23,568.17, 32,524.29 and 12,957.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,568.17 : 32,524.29 = 12,957.88 : x
2. Step 2: Convert to fraction form
   23,568.17/32,524.29 = 12,957.88/x
3. Step 3: Cross multiply
   23,568.17x = 32,524.29 × 12,957.88
4. Step 4: Simplify right side
   23,568.17x = 421,445,846.91
5. Step 5: Solve for x
   x = 421,445,846.91/23,568.17
6. Step 6: Final answer
   x = 17,881.99