Finding the Fourth Proportional to 3,671.96, 5,510.69 and 2,287.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,671.96 : 5,510.69 = 2,287.31 : x
2. Step 2: Convert to fraction form
   3,671.96/5,510.69 = 2,287.31/x
3. Step 3: Cross multiply
   3,671.96x = 5,510.69 × 2,287.31
4. Step 4: Simplify right side
   3,671.96x = 12,604,644.91
5. Step 5: Solve for x
   x = 12,604,644.91/3,671.96
6. Step 6: Final answer
   x = 3,432.67