Finding the Fourth Proportional to 32,105.50, 48,153.49 and 12,381.60

Step by Step Solution

1. Step 1: Write the proportion equation
   32,105.50 : 48,153.49 = 12,381.60 : x
2. Step 2: Convert to fraction form
   32,105.50/48,153.49 = 12,381.60/x
3. Step 3: Cross multiply
   32,105.50x = 48,153.49 × 12,381.60
4. Step 4: Simplify right side
   32,105.50x = 596,217,251.78
5. Step 5: Solve for x
   x = 596,217,251.78/32,105.50
6. Step 6: Final answer
   x = 18,570.56