Finding the Fourth Proportional to 23,645.88, 32,632.79 and 13,035.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,645.88 : 32,632.79 = 13,035.50 : x
2. Step 2: Convert to fraction form
   23,645.88/32,632.79 = 13,035.50/x
3. Step 3: Cross multiply
   23,645.88x = 32,632.79 × 13,035.50
4. Step 4: Simplify right side
   23,645.88x = 425,384,505.70
5. Step 5: Solve for x
   x = 425,384,505.70/23,645.88
6. Step 6: Final answer
   x = 17,989.79