Finding the Fourth Proportional to 2,119.02, 3,179.00 and 1,022.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,119.02 : 3,179.00 = 1,022.79 : x
2. Step 2: Convert to fraction form
   2,119.02/3,179.00 = 1,022.79/x
3. Step 3: Cross multiply
   2,119.02x = 3,179.00 × 1,022.79
4. Step 4: Simplify right side
   2,119.02x = 3,251,444.30
5. Step 5: Solve for x
   x = 3,251,444.30/2,119.02
6. Step 6: Final answer
   x = 1,534.41