Finding the Fourth Proportional to 23,201.66, 32,018.27 and 12,591.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,201.66 : 32,018.27 = 12,591.30 : x
2. Step 2: Convert to fraction form
   23,201.66/32,018.27 = 12,591.30/x
3. Step 3: Cross multiply
   23,201.66x = 32,018.27 × 12,591.30
4. Step 4: Simplify right side
   23,201.66x = 403,151,590.89
5. Step 5: Solve for x
   x = 403,151,590.89/23,201.66
6. Step 6: Final answer
   x = 17,375.98