Finding the Fourth Proportional to 23,516.48, 32,452.61 and 12,905.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,516.48 : 32,452.61 = 12,905.88 : x
2. Step 2: Convert to fraction form
   23,516.48/32,452.61 = 12,905.88/x
3. Step 3: Cross multiply
   23,516.48x = 32,452.61 × 12,905.88
4. Step 4: Simplify right side
   23,516.48x = 418,829,425.82
5. Step 5: Solve for x
   x = 418,829,425.82/23,516.48
6. Step 6: Final answer
   x = 17,810.04