Finding the Fourth Proportional to 50,545.75, 69,730.59 and 29,312.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,545.75 : 69,730.59 = 29,312.72 : x
2. Step 2: Convert to fraction form
   50,545.75/69,730.59 = 29,312.72/x
3. Step 3: Cross multiply
   50,545.75x = 69,730.59 × 29,312.72
4. Step 4: Simplify right side
   50,545.75x = 2,043,993,260.10
5. Step 5: Solve for x
   x = 2,043,993,260.10/50,545.75
6. Step 6: Final answer
   x = 40,438.48