Finding the Fourth Proportional to 2,269.15, 3,131.57 and 1,708.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.15 : 3,131.57 = 1,708.63 : x
2. Step 2: Convert to fraction form
   2,269.15/3,131.57 = 1,708.63/x
3. Step 3: Cross multiply
   2,269.15x = 3,131.57 × 1,708.63
4. Step 4: Simplify right side
   2,269.15x = 5,350,694.45
5. Step 5: Solve for x
   x = 5,350,694.45/2,269.15
6. Step 6: Final answer
   x = 2,358.02