Finding the Fourth Proportional to 2,083.61, 2,875.48 and 1,199.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.61 : 2,875.48 = 1,199.54 : x
2. Step 2: Convert to fraction form
   2,083.61/2,875.48 = 1,199.54/x
3. Step 3: Cross multiply
   2,083.61x = 2,875.48 × 1,199.54
4. Step 4: Simplify right side
   2,083.61x = 3,449,238.90
5. Step 5: Solve for x
   x = 3,449,238.90/2,083.61
6. Step 6: Final answer
   x = 1,655.42