Finding the Fourth Proportional to 72,460.98, 108,753.98 and 50,289.93

Step by Step Solution

1. Step 1: Write the proportion equation
   72,460.98 : 108,753.98 = 50,289.93 : x
2. Step 2: Convert to fraction form
   72,460.98/108,753.98 = 50,289.93/x
3. Step 3: Cross multiply
   72,460.98x = 108,753.98 × 50,289.93
4. Step 4: Simplify right side
   72,460.98x = 5,469,229,789.97
5. Step 5: Solve for x
   x = 5,469,229,789.97/72,460.98
6. Step 6: Final answer
   x = 75,478.28