Finding the Fourth Proportional to 2,098.62, 3,148.38 and 800.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.62 : 3,148.38 = 800.46 : x
2. Step 2: Convert to fraction form
   2,098.62/3,148.38 = 800.46/x
3. Step 3: Cross multiply
   2,098.62x = 3,148.38 × 800.46
4. Step 4: Simplify right side
   2,098.62x = 2,520,152.25
5. Step 5: Solve for x
   x = 2,520,152.25/2,098.62
6. Step 6: Final answer
   x = 1,200.86