Finding the Fourth Proportional to 50,373.20, 69,509.54 and 29,148.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,373.20 : 69,509.54 = 29,148.50 : x
2. Step 2: Convert to fraction form
   50,373.20/69,509.54 = 29,148.50/x
3. Step 3: Cross multiply
   50,373.20x = 69,509.54 × 29,148.50
4. Step 4: Simplify right side
   50,373.20x = 2,026,098,826.69
5. Step 5: Solve for x
   x = 2,026,098,826.69/50,373.20
6. Step 6: Final answer
   x = 40,221.76