Finding the Fourth Proportional to 10,621.27, 15,944.19 and 5,700.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,621.27 : 15,944.19 = 5,700.52 : x
2. Step 2: Convert to fraction form
   10,621.27/15,944.19 = 5,700.52/x
3. Step 3: Cross multiply
   10,621.27x = 15,944.19 × 5,700.52
4. Step 4: Simplify right side
   10,621.27x = 90,890,173.98
5. Step 5: Solve for x
   x = 90,890,173.98/10,621.27
6. Step 6: Final answer
   x = 8,557.37