Finding the Fourth Proportional to 1,168.83, 1,610.18 and 949.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.83 : 1,610.18 = 949.22 : x
2. Step 2: Convert to fraction form
   1,168.83/1,610.18 = 949.22/x
3. Step 3: Cross multiply
   1,168.83x = 1,610.18 × 949.22
4. Step 4: Simplify right side
   1,168.83x = 1,528,411.86
5. Step 5: Solve for x
   x = 1,528,411.86/1,168.83
6. Step 6: Final answer
   x = 1,307.64