Finding the Fourth Proportional to 108,456.32, 162,934.23 and 76,944.62

Step by Step Solution

1. Step 1: Write the proportion equation
   108,456.32 : 162,934.23 = 76,944.62 : x
2. Step 2: Convert to fraction form
   108,456.32/162,934.23 = 76,944.62/x
3. Step 3: Cross multiply
   108,456.32x = 162,934.23 × 76,944.62
4. Step 4: Simplify right side
   108,456.32x = 12,536,913,108.22
5. Step 5: Solve for x
   x = 12,536,913,108.22/108,456.32
6. Step 6: Final answer
   x = 115,594.12