Finding the Fourth Proportional to 2,766.35, 4,151.05 and 1,123.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.35 : 4,151.05 = 1,123.00 : x
2. Step 2: Convert to fraction form
   2,766.35/4,151.05 = 1,123.00/x
3. Step 3: Cross multiply
   2,766.35x = 4,151.05 × 1,123.00
4. Step 4: Simplify right side
   2,766.35x = 4,661,615.96
5. Step 5: Solve for x
   x = 4,661,615.96/2,766.35
6. Step 6: Final answer
   x = 1,685.11