Finding the Fourth Proportional to 23,385.88, 32,272.05 and 12,775.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,385.88 : 32,272.05 = 12,775.42 : x
2. Step 2: Convert to fraction form
   23,385.88/32,272.05 = 12,775.42/x
3. Step 3: Cross multiply
   23,385.88x = 32,272.05 × 12,775.42
4. Step 4: Simplify right side
   23,385.88x = 412,288,993.01
5. Step 5: Solve for x
   x = 412,288,993.01/23,385.88
6. Step 6: Final answer
   x = 17,629.83