Finding the Fourth Proportional to 52,757.94, 72,803.22 and 28,880.09

Step by Step Solution

1. Step 1: Write the proportion equation
   52,757.94 : 72,803.22 = 28,880.09 : x
2. Step 2: Convert to fraction form
   52,757.94/72,803.22 = 28,880.09/x
3. Step 3: Cross multiply
   52,757.94x = 72,803.22 × 28,880.09
4. Step 4: Simplify right side
   52,757.94x = 2,102,563,545.89
5. Step 5: Solve for x
   x = 2,102,563,545.89/52,757.94
6. Step 6: Final answer
   x = 39,853.03