Finding the Fourth Proportional to 2,083.71, 2,875.52 and 1,199.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.71 : 2,875.52 = 1,199.69 : x
2. Step 2: Convert to fraction form
   2,083.71/2,875.52 = 1,199.69/x
3. Step 3: Cross multiply
   2,083.71x = 2,875.52 × 1,199.69
4. Step 4: Simplify right side
   2,083.71x = 3,449,712.21
5. Step 5: Solve for x
   x = 3,449,712.21/2,083.71
6. Step 6: Final answer
   x = 1,655.56