Finding the Fourth Proportional to 23,498.56, 32,401.44 and 14,989.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,498.56 : 32,401.44 = 14,989.30 : x
2. Step 2: Convert to fraction form
   23,498.56/32,401.44 = 14,989.30/x
3. Step 3: Cross multiply
   23,498.56x = 32,401.44 × 14,989.30
4. Step 4: Simplify right side
   23,498.56x = 485,674,904.59
5. Step 5: Solve for x
   x = 485,674,904.59/23,498.56
6. Step 6: Final answer
   x = 20,668.28