Finding the Fourth Proportional to 2,073.33, 2,861.80 and 1,329.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.33 : 2,861.80 = 1,329.28 : x
2. Step 2: Convert to fraction form
   2,073.33/2,861.80 = 1,329.28/x
3. Step 3: Cross multiply
   2,073.33x = 2,861.80 × 1,329.28
4. Step 4: Simplify right side
   2,073.33x = 3,804,123.03
5. Step 5: Solve for x
   x = 3,804,123.03/2,073.33
6. Step 6: Final answer
   x = 1,834.79