Finding the Fourth Proportional to 2,779.06, 4,164.89 and 1,371.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,779.06 : 4,164.89 = 1,371.33 : x
2. Step 2: Convert to fraction form
   2,779.06/4,164.89 = 1,371.33/x
3. Step 3: Cross multiply
   2,779.06x = 4,164.89 × 1,371.33
4. Step 4: Simplify right side
   2,779.06x = 5,711,410.92
5. Step 5: Solve for x
   x = 5,711,410.92/2,779.06
6. Step 6: Final answer
   x = 2,055.16