Finding the Fourth Proportional to 23,229.30, 32,056.44 and 12,618.90

Step by Step Solution

1. Step 1: Write the proportion equation
   23,229.30 : 32,056.44 = 12,618.90 : x
2. Step 2: Convert to fraction form
   23,229.30/32,056.44 = 12,618.90/x
3. Step 3: Cross multiply
   23,229.30x = 32,056.44 × 12,618.90
4. Step 4: Simplify right side
   23,229.30x = 404,517,010.72
5. Step 5: Solve for x
   x = 404,517,010.72/23,229.30
6. Step 6: Final answer
   x = 17,414.09