Finding the Fourth Proportional to 23,516.56, 32,452.72 and 12,761.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,516.56 : 32,452.72 = 12,761.20 : x
2. Step 2: Convert to fraction form
   23,516.56/32,452.72 = 12,761.20/x
3. Step 3: Cross multiply
   23,516.56x = 32,452.72 × 12,761.20
4. Step 4: Simplify right side
   23,516.56x = 414,135,650.46
5. Step 5: Solve for x
   x = 414,135,650.46/23,516.56
6. Step 6: Final answer
   x = 17,610.38