Finding the Fourth Proportional to 23,491, 32,418.56 and 12,881.04

Step by Step Solution

1. Step 1: Write the proportion equation
   23,491 : 32,418.56 = 12,881.04 : x
2. Step 2: Convert to fraction form
   23,491/32,418.56 = 12,881.04/x
3. Step 3: Cross multiply
   23,491x = 32,418.56 × 12,881.04
4. Step 4: Simplify right side
   23,491x = 417,584,768.10
5. Step 5: Solve for x
   x = 417,584,768.10/23,491
6. Step 6: Final answer
   x = 17,776.37