Finding the Fourth Proportional to 1,616.43, 2,423.55 and 750.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616.43 : 2,423.55 = 750.27 : x
2. Step 2: Convert to fraction form
   1,616.43/2,423.55 = 750.27/x
3. Step 3: Cross multiply
   1,616.43x = 2,423.55 × 750.27
4. Step 4: Simplify right side
   1,616.43x = 1,818,316.86
5. Step 5: Solve for x
   x = 1,818,316.86/1,616.43
6. Step 6: Final answer
   x = 1,124.90