Finding the Fourth Proportional to 2,086.34, 3,123.82 and 1,597.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086.34 : 3,123.82 = 1,597.10 : x
2. Step 2: Convert to fraction form
   2,086.34/3,123.82 = 1,597.10/x
3. Step 3: Cross multiply
   2,086.34x = 3,123.82 × 1,597.10
4. Step 4: Simplify right side
   2,086.34x = 4,989,052.92
5. Step 5: Solve for x
   x = 4,989,052.92/2,086.34
6. Step 6: Final answer
   x = 2,391.29