Finding the Fourth Proportional to 2,598.52, 3,898.32 and 843.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.52 : 3,898.32 = 843.96 : x
2. Step 2: Convert to fraction form
   2,598.52/3,898.32 = 843.96/x
3. Step 3: Cross multiply
   2,598.52x = 3,898.32 × 843.96
4. Step 4: Simplify right side
   2,598.52x = 3,290,026.15
5. Step 5: Solve for x
   x = 3,290,026.15/2,598.52
6. Step 6: Final answer
   x = 1,266.12