Finding the Fourth Proportional to 73,413.68, 101,341.92 and 49,572.72

Step by Step Solution

1. Step 1: Write the proportion equation
   73,413.68 : 101,341.92 = 49,572.72 : x
2. Step 2: Convert to fraction form
   73,413.68/101,341.92 = 49,572.72/x
3. Step 3: Cross multiply
   73,413.68x = 101,341.92 × 49,572.72
4. Step 4: Simplify right side
   73,413.68x = 5,023,794,624.42
5. Step 5: Solve for x
   x = 5,023,794,624.42/73,413.68
6. Step 6: Final answer
   x = 68,431.31