Finding the Fourth Proportional to 23,695.88, 32,699.88 and 13,085.28

Step by Step Solution

1. Step 1: Write the proportion equation
   23,695.88 : 32,699.88 = 13,085.28 : x
2. Step 2: Convert to fraction form
   23,695.88/32,699.88 = 13,085.28/x
3. Step 3: Cross multiply
   23,695.88x = 32,699.88 × 13,085.28
4. Step 4: Simplify right side
   23,695.88x = 427,887,085.77
5. Step 5: Solve for x
   x = 427,887,085.77/23,695.88
6. Step 6: Final answer
   x = 18,057.45