Finding the Fourth Proportional to 5,281.48, 7,288.68 and 3,710.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,281.48 : 7,288.68 = 3,710.08 : x
2. Step 2: Convert to fraction form
   5,281.48/7,288.68 = 3,710.08/x
3. Step 3: Cross multiply
   5,281.48x = 7,288.68 × 3,710.08
4. Step 4: Simplify right side
   5,281.48x = 27,041,585.89
5. Step 5: Solve for x
   x = 27,041,585.89/5,281.48
6. Step 6: Final answer
   x = 5,120.08