Finding the Fourth Proportional to 2,719.80, 4,076.89 and 1,074.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,719.80 : 4,076.89 = 1,074.08 : x
2. Step 2: Convert to fraction form
   2,719.80/4,076.89 = 1,074.08/x
3. Step 3: Cross multiply
   2,719.80x = 4,076.89 × 1,074.08
4. Step 4: Simplify right side
   2,719.80x = 4,378,913.52
5. Step 5: Solve for x
   x = 4,378,913.52/2,719.80
6. Step 6: Final answer
   x = 1,610.01