Finding the Fourth Proportional to 52,575.12, 72,552.60 and 28,701.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,575.12 : 72,552.60 = 28,701.72 : x
2. Step 2: Convert to fraction form
   52,575.12/72,552.60 = 28,701.72/x
3. Step 3: Cross multiply
   52,575.12x = 72,552.60 × 28,701.72
4. Step 4: Simplify right side
   52,575.12x = 2,082,384,410.47
5. Step 5: Solve for x
   x = 2,082,384,410.47/52,575.12
6. Step 6: Final answer
   x = 39,607.79