Finding the Fourth Proportional to 2,099.88, 3,147.63 and 1,174.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.88 : 3,147.63 = 1,174.08 : x
2. Step 2: Convert to fraction form
   2,099.88/3,147.63 = 1,174.08/x
3. Step 3: Cross multiply
   2,099.88x = 3,147.63 × 1,174.08
4. Step 4: Simplify right side
   2,099.88x = 3,695,569.43
5. Step 5: Solve for x
   x = 3,695,569.43/2,099.88
6. Step 6: Final answer
   x = 1,759.90