Finding the Fourth Proportional to 23,491.62, 32,418.72 and 12,881.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,491.62 : 32,418.72 = 12,881.52 : x
2. Step 2: Convert to fraction form
   23,491.62/32,418.72 = 12,881.52/x
3. Step 3: Cross multiply
   23,491.62x = 32,418.72 × 12,881.52
4. Step 4: Simplify right side
   23,491.62x = 417,602,390.05
5. Step 5: Solve for x
   x = 417,602,390.05/23,491.62
6. Step 6: Final answer
   x = 17,776.65