Finding the Fourth Proportional to 32,648.46, 48,981.24 and 13,929.54

Step by Step Solution

1. Step 1: Write the proportion equation
   32,648.46 : 48,981.24 = 13,929.54 : x
2. Step 2: Convert to fraction form
   32,648.46/48,981.24 = 13,929.54/x
3. Step 3: Cross multiply
   32,648.46x = 48,981.24 × 13,929.54
4. Step 4: Simplify right side
   32,648.46x = 682,286,141.83
5. Step 5: Solve for x
   x = 682,286,141.83/32,648.46
6. Step 6: Final answer
   x = 20,897.96