Finding the Fourth Proportional to 2,728.98, 3,766.01 and 1,550.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,728.98 : 3,766.01 = 1,550.12 : x
2. Step 2: Convert to fraction form
   2,728.98/3,766.01 = 1,550.12/x
3. Step 3: Cross multiply
   2,728.98x = 3,766.01 × 1,550.12
4. Step 4: Simplify right side
   2,728.98x = 5,837,740.84
5. Step 5: Solve for x
   x = 5,837,740.84/2,728.98
6. Step 6: Final answer
   x = 2,139.17