Finding the Fourth Proportional to 120,385.74, 166,049.82 and 82,594.38

Step by Step Solution

1. Step 1: Write the proportion equation
   120,385.74 : 166,049.82 = 82,594.38 : x
2. Step 2: Convert to fraction form
   120,385.74/166,049.82 = 82,594.38/x
3. Step 3: Cross multiply
   120,385.74x = 166,049.82 × 82,594.38
4. Step 4: Simplify right side
   120,385.74x = 13,714,781,932.01
5. Step 5: Solve for x
   x = 13,714,781,932.01/120,385.74
6. Step 6: Final answer
   x = 113,923.64