Finding the Fourth Proportional to 132,111.46, 182,233.18 and 78,360.48

Step by Step Solution

1. Step 1: Write the proportion equation
   132,111.46 : 182,233.18 = 78,360.48 : x
2. Step 2: Convert to fraction form
   132,111.46/182,233.18 = 78,360.48/x
3. Step 3: Cross multiply
   132,111.46x = 182,233.18 × 78,360.48
4. Step 4: Simplify right side
   132,111.46x = 14,279,879,456.73
5. Step 5: Solve for x
   x = 14,279,879,456.73/132,111.46
6. Step 6: Final answer
   x = 108,089.63