Finding the Fourth Proportional to 23,491.98, 32,418.90 and 12,881.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,491.98 : 32,418.90 = 12,881.61 : x
2. Step 2: Convert to fraction form
   23,491.98/32,418.90 = 12,881.61/x
3. Step 3: Cross multiply
   23,491.98x = 32,418.90 × 12,881.61
4. Step 4: Simplify right side
   23,491.98x = 417,607,626.43
5. Step 5: Solve for x
   x = 417,607,626.43/23,491.98
6. Step 6: Final answer
   x = 17,776.60