Finding the Fourth Proportional to 2,099.73, 2,897.64 and 1,168.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.73 : 2,897.64 = 1,168.23 : x
2. Step 2: Convert to fraction form
   2,099.73/2,897.64 = 1,168.23/x
3. Step 3: Cross multiply
   2,099.73x = 2,897.64 × 1,168.23
4. Step 4: Simplify right side
   2,099.73x = 3,385,109.98
5. Step 5: Solve for x
   x = 3,385,109.98/2,099.73
6. Step 6: Final answer
   x = 1,612.16