Finding the Fourth Proportional to 23,715.31, 32,753.54 and 18,401.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,715.31 : 32,753.54 = 18,401.99 : x
2. Step 2: Convert to fraction form
   23,715.31/32,753.54 = 18,401.99/x
3. Step 3: Cross multiply
   23,715.31x = 32,753.54 × 18,401.99
4. Step 4: Simplify right side
   23,715.31x = 602,730,315.54
5. Step 5: Solve for x
   x = 602,730,315.54/23,715.31
6. Step 6: Final answer
   x = 25,415.24