Finding the Fourth Proportional to 23,686.10, 32,687.52 and 13,076.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,686.10 : 32,687.52 = 13,076.42 : x
2. Step 2: Convert to fraction form
   23,686.10/32,687.52 = 13,076.42/x
3. Step 3: Cross multiply
   23,686.10x = 32,687.52 × 13,076.42
4. Step 4: Simplify right side
   23,686.10x = 427,435,740.28
5. Step 5: Solve for x
   x = 427,435,740.28/23,686.10
6. Step 6: Final answer
   x = 18,045.85