Finding the Fourth Proportional to 23,719.25, 32,731.29 and 13,108.25

Step by Step Solution

1. Step 1: Write the proportion equation
   23,719.25 : 32,731.29 = 13,108.25 : x
2. Step 2: Convert to fraction form
   23,719.25/32,731.29 = 13,108.25/x
3. Step 3: Cross multiply
   23,719.25x = 32,731.29 × 13,108.25
4. Step 4: Simplify right side
   23,719.25x = 429,050,013.97
5. Step 5: Solve for x
   x = 429,050,013.97/23,719.25
6. Step 6: Final answer
   x = 18,088.68