Finding the Fourth Proportional to 2,598.62, 3,898.46 and 1,117.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.62 : 3,898.46 = 1,117.82 : x
2. Step 2: Convert to fraction form
   2,598.62/3,898.46 = 1,117.82/x
3. Step 3: Cross multiply
   2,598.62x = 3,898.46 × 1,117.82
4. Step 4: Simplify right side
   2,598.62x = 4,357,789.10
5. Step 5: Solve for x
   x = 4,357,789.10/2,598.62
6. Step 6: Final answer
   x = 1,676.97