Finding the Fourth Proportional to 2,098.98, 3,146.76 and 1,173.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.98 : 3,146.76 = 1,173.61 : x
2. Step 2: Convert to fraction form
   2,098.98/3,146.76 = 1,173.61/x
3. Step 3: Cross multiply
   2,098.98x = 3,146.76 × 1,173.61
4. Step 4: Simplify right side
   2,098.98x = 3,693,061.14
5. Step 5: Solve for x
   x = 3,693,061.14/2,098.98
6. Step 6: Final answer
   x = 1,759.46