Finding the Fourth Proportional to 2,758.89, 4,139.01 and 1,296.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.89 : 4,139.01 = 1,296.34 : x
2. Step 2: Convert to fraction form
   2,758.89/4,139.01 = 1,296.34/x
3. Step 3: Cross multiply
   2,758.89x = 4,139.01 × 1,296.34
4. Step 4: Simplify right side
   2,758.89x = 5,365,564.22
5. Step 5: Solve for x
   x = 5,365,564.22/2,758.89
6. Step 6: Final answer
   x = 1,944.83