Finding the Fourth Proportional to 32,105.76, 48,153.87 and 12,381.86

Step by Step Solution

1. Step 1: Write the proportion equation
   32,105.76 : 48,153.87 = 12,381.86 : x
2. Step 2: Convert to fraction form
   32,105.76/48,153.87 = 12,381.86/x
3. Step 3: Cross multiply
   32,105.76x = 48,153.87 × 12,381.86
4. Step 4: Simplify right side
   32,105.76x = 596,234,236.03
5. Step 5: Solve for x
   x = 596,234,236.03/32,105.76
6. Step 6: Final answer
   x = 18,570.94