Finding the Fourth Proportional to 79,931.85, 119,815.15 and 29,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,931.85 : 119,815.15 = 29,976.72 : x
2. Step 2: Convert to fraction form
   79,931.85/119,815.15 = 29,976.72/x
3. Step 3: Cross multiply
   79,931.85x = 119,815.15 × 29,976.72
4. Step 4: Simplify right side
   79,931.85x = 3,591,665,203.31
5. Step 5: Solve for x
   x = 3,591,665,203.31/79,931.85
6. Step 6: Final answer
   x = 44,934.09