Finding the Fourth Proportional to 23,561.17, 32,519.05 and 13,496.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,561.17 : 32,519.05 = 13,496.31 : x
2. Step 2: Convert to fraction form
   23,561.17/32,519.05 = 13,496.31/x
3. Step 3: Cross multiply
   23,561.17x = 32,519.05 × 13,496.31
4. Step 4: Simplify right side
   23,561.17x = 438,887,124.40
5. Step 5: Solve for x
   x = 438,887,124.40/23,561.17
6. Step 6: Final answer
   x = 18,627.56