Finding the Fourth Proportional to 52,723.55, 72,758.30 and 28,524.57

Step by Step Solution

1. Step 1: Write the proportion equation
   52,723.55 : 72,758.30 = 28,524.57 : x
2. Step 2: Convert to fraction form
   52,723.55/72,758.30 = 28,524.57/x
3. Step 3: Cross multiply
   52,723.55x = 72,758.30 × 28,524.57
4. Step 4: Simplify right side
   52,723.55x = 2,075,399,078.81
5. Step 5: Solve for x
   x = 2,075,399,078.81/52,723.55
6. Step 6: Final answer
   x = 39,363.80