Finding the Fourth Proportional to 2,099.08, 3,146.82 and 1,173.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.08 : 3,146.82 = 1,173.88 : x
2. Step 2: Convert to fraction form
   2,099.08/3,146.82 = 1,173.88/x
3. Step 3: Cross multiply
   2,099.08x = 3,146.82 × 1,173.88
4. Step 4: Simplify right side
   2,099.08x = 3,693,989.06
5. Step 5: Solve for x
   x = 3,693,989.06/2,099.08
6. Step 6: Final answer
   x = 1,759.81