Finding the Fourth Proportional to 2,598.10, 3,897.86 and 749.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.10 : 3,897.86 = 749.38 : x
2. Step 2: Convert to fraction form
   2,598.10/3,897.86 = 749.38/x
3. Step 3: Cross multiply
   2,598.10x = 3,897.86 × 749.38
4. Step 4: Simplify right side
   2,598.10x = 2,920,978.33
5. Step 5: Solve for x
   x = 2,920,978.33/2,598.10
6. Step 6: Final answer
   x = 1,124.27