Finding the Fourth Proportional to 32,105.86, 48,151.48 and 12,117.47

Step by Step Solution

1. Step 1: Write the proportion equation
   32,105.86 : 48,151.48 = 12,117.47 : x
2. Step 2: Convert to fraction form
   32,105.86/48,151.48 = 12,117.47/x
3. Step 3: Cross multiply
   32,105.86x = 48,151.48 × 12,117.47
4. Step 4: Simplify right side
   32,105.86x = 583,474,144.65
5. Step 5: Solve for x
   x = 583,474,144.65/32,105.86
6. Step 6: Final answer
   x = 18,173.45