Finding the Fourth Proportional to 3,710.48, 5,566.90 and 2,231.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,710.48 : 5,566.90 = 2,231.32 : x
2. Step 2: Convert to fraction form
   3,710.48/5,566.90 = 2,231.32/x
3. Step 3: Cross multiply
   3,710.48x = 5,566.90 × 2,231.32
4. Step 4: Simplify right side
   3,710.48x = 12,421,535.31
5. Step 5: Solve for x
   x = 12,421,535.31/3,710.48
6. Step 6: Final answer
   x = 3,347.69