Finding the Fourth Proportional to 2,076.33, 2,868.12 and 1,928.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.33 : 2,868.12 = 1,928.70 : x
2. Step 2: Convert to fraction form
   2,076.33/2,868.12 = 1,928.70/x
3. Step 3: Cross multiply
   2,076.33x = 2,868.12 × 1,928.70
4. Step 4: Simplify right side
   2,076.33x = 5,531,743.04
5. Step 5: Solve for x
   x = 5,531,743.04/2,076.33
6. Step 6: Final answer
   x = 2,664.19