Finding the Fourth Proportional to 2,283.33, 3,151.01 and 1,288.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,283.33 : 3,151.01 = 1,288.62 : x
2. Step 2: Convert to fraction form
   2,283.33/3,151.01 = 1,288.62/x
3. Step 3: Cross multiply
   2,283.33x = 3,151.01 × 1,288.62
4. Step 4: Simplify right side
   2,283.33x = 4,060,448.06
5. Step 5: Solve for x
   x = 4,060,448.06/2,283.33
6. Step 6: Final answer
   x = 1,778.30