Finding the Fourth Proportional to 23,229.28, 32,056.56 and 12,618.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,229.28 : 32,056.56 = 12,618.99 : x
2. Step 2: Convert to fraction form
   23,229.28/32,056.56 = 12,618.99/x
3. Step 3: Cross multiply
   23,229.28x = 32,056.56 × 12,618.99
4. Step 4: Simplify right side
   23,229.28x = 404,521,410.07
5. Step 5: Solve for x
   x = 404,521,410.07/23,229.28
6. Step 6: Final answer
   x = 17,414.29