Finding the Fourth Proportional to 5,665.28, 8,498.24 and 2,378.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.28 : 8,498.24 = 2,378.52 : x
2. Step 2: Convert to fraction form
   5,665.28/8,498.24 = 2,378.52/x
3. Step 3: Cross multiply
   5,665.28x = 8,498.24 × 2,378.52
4. Step 4: Simplify right side
   5,665.28x = 20,213,233.80
5. Step 5: Solve for x
   x = 20,213,233.80/5,665.28
6. Step 6: Final answer
   x = 3,567.91