Finding the Fourth Proportional to 23,128.48, 31,885.54 and 14,626.35

Step by Step Solution

1. Step 1: Write the proportion equation
   23,128.48 : 31,885.54 = 14,626.35 : x
2. Step 2: Convert to fraction form
   23,128.48/31,885.54 = 14,626.35/x
3. Step 3: Cross multiply
   23,128.48x = 31,885.54 × 14,626.35
4. Step 4: Simplify right side
   23,128.48x = 466,369,031.41
5. Step 5: Solve for x
   x = 466,369,031.41/23,128.48
6. Step 6: Final answer
   x = 20,164.27