Finding the Fourth Proportional to 2,719.80, 4,077.27 and 1,422.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,719.80 : 4,077.27 = 1,422.18 : x
2. Step 2: Convert to fraction form
   2,719.80/4,077.27 = 1,422.18/x
3. Step 3: Cross multiply
   2,719.80x = 4,077.27 × 1,422.18
4. Step 4: Simplify right side
   2,719.80x = 5,798,611.85
5. Step 5: Solve for x
   x = 5,798,611.85/2,719.80
6. Step 6: Final answer
   x = 2,132.00