Finding the Fourth Proportional to 72,293.98, 99,766.20 and 40,465.84

Step by Step Solution

1. Step 1: Write the proportion equation
   72,293.98 : 99,766.20 = 40,465.84 : x
2. Step 2: Convert to fraction form
   72,293.98/99,766.20 = 40,465.84/x
3. Step 3: Cross multiply
   72,293.98x = 99,766.20 × 40,465.84
4. Step 4: Simplify right side
   72,293.98x = 4,037,123,086.61
5. Step 5: Solve for x
   x = 4,037,123,086.61/72,293.98
6. Step 6: Final answer
   x = 55,843.14