Finding the Fourth Proportional to 2,083.37, 2,875.03 and 1,139.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.37 : 2,875.03 = 1,139.17 : x
2. Step 2: Convert to fraction form
   2,083.37/2,875.03 = 1,139.17/x
3. Step 3: Cross multiply
   2,083.37x = 2,875.03 × 1,139.17
4. Step 4: Simplify right side
   2,083.37x = 3,275,147.93
5. Step 5: Solve for x
   x = 3,275,147.93/2,083.37
6. Step 6: Final answer
   x = 1,572.04