Finding the Fourth Proportional to 2,083.70, 2,875.81 and 1,199.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.70 : 2,875.81 = 1,199.33 : x
2. Step 2: Convert to fraction form
   2,083.70/2,875.81 = 1,199.33/x
3. Step 3: Cross multiply
   2,083.70x = 2,875.81 × 1,199.33
4. Step 4: Simplify right side
   2,083.70x = 3,449,030.83
5. Step 5: Solve for x
   x = 3,449,030.83/2,083.70
6. Step 6: Final answer
   x = 1,655.25