Finding the Fourth Proportional to 52,674.12, 72,687.60 and 28,796.16

Step by Step Solution

1. Step 1: Write the proportion equation
   52,674.12 : 72,687.60 = 28,796.16 : x
2. Step 2: Convert to fraction form
   52,674.12/72,687.60 = 28,796.16/x
3. Step 3: Cross multiply
   52,674.12x = 72,687.60 × 28,796.16
4. Step 4: Simplify right side
   52,674.12x = 2,093,123,759.62
5. Step 5: Solve for x
   x = 2,093,123,759.62/52,674.12
6. Step 6: Final answer
   x = 39,737.23