Finding the Fourth Proportional to 52,597.27, 72,581.56 and 28,719.37

Step by Step Solution

1. Step 1: Write the proportion equation
   52,597.27 : 72,581.56 = 28,719.37 : x
2. Step 2: Convert to fraction form
   52,597.27/72,581.56 = 28,719.37/x
3. Step 3: Cross multiply
   52,597.27x = 72,581.56 × 28,719.37
4. Step 4: Simplify right side
   52,597.27x = 2,084,496,676.82
5. Step 5: Solve for x
   x = 2,084,496,676.82/52,597.27
6. Step 6: Final answer
   x = 39,631.27