Finding the Fourth Proportional to 2,597.30, 3,895.39 and 748.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,597.30 : 3,895.39 = 748.07 : x
2. Step 2: Convert to fraction form
   2,597.30/3,895.39 = 748.07/x
3. Step 3: Cross multiply
   2,597.30x = 3,895.39 × 748.07
4. Step 4: Simplify right side
   2,597.30x = 2,914,020.46
5. Step 5: Solve for x
   x = 2,914,020.46/2,597.30
6. Step 6: Final answer
   x = 1,121.94