Finding the Fourth Proportional to 23,201.98, 32,019.35 and 12,591.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,201.98 : 32,019.35 = 12,591.61 : x
2. Step 2: Convert to fraction form
   23,201.98/32,019.35 = 12,591.61/x
3. Step 3: Cross multiply
   23,201.98x = 32,019.35 × 12,591.61
4. Step 4: Simplify right side
   23,201.98x = 403,175,024.65
5. Step 5: Solve for x
   x = 403,175,024.65/23,201.98
6. Step 6: Final answer
   x = 17,376.75