Finding the Fourth Proportional to 32,375.46, 48,543.71 and 12,663.30

Step by Step Solution

1. Step 1: Write the proportion equation
   32,375.46 : 48,543.71 = 12,663.30 : x
2. Step 2: Convert to fraction form
   32,375.46/48,543.71 = 12,663.30/x
3. Step 3: Cross multiply
   32,375.46x = 48,543.71 × 12,663.30
4. Step 4: Simplify right side
   32,375.46x = 614,723,499.53
5. Step 5: Solve for x
   x = 614,723,499.53/32,375.46
6. Step 6: Final answer
   x = 18,987.33