Finding the Fourth Proportional to 72,323.73, 99,794.82 and 45,447.18

Step by Step Solution

1. Step 1: Write the proportion equation
   72,323.73 : 99,794.82 = 45,447.18 : x
2. Step 2: Convert to fraction form
   72,323.73/99,794.82 = 45,447.18/x
3. Step 3: Cross multiply
   72,323.73x = 99,794.82 × 45,447.18
4. Step 4: Simplify right side
   72,323.73x = 4,535,393,147.61
5. Step 5: Solve for x
   x = 4,535,393,147.61/72,323.73
6. Step 6: Final answer
   x = 62,709.61