Finding the Fourth Proportional to 1,168.74, 1,612.63 and 743.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.74 : 1,612.63 = 743.54 : x
2. Step 2: Convert to fraction form
   1,168.74/1,612.63 = 743.54/x
3. Step 3: Cross multiply
   1,168.74x = 1,612.63 × 743.54
4. Step 4: Simplify right side
   1,168.74x = 1,199,056.20
5. Step 5: Solve for x
   x = 1,199,056.20/1,168.74
6. Step 6: Final answer
   x = 1,025.94