Finding the Fourth Proportional to 2,083.86, 2,876.36 and 1,200.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.86 : 2,876.36 = 1,200.24 : x
2. Step 2: Convert to fraction form
   2,083.86/2,876.36 = 1,200.24/x
3. Step 3: Cross multiply
   2,083.86x = 2,876.36 × 1,200.24
4. Step 4: Simplify right side
   2,083.86x = 3,452,316.33
5. Step 5: Solve for x
   x = 3,452,316.33/2,083.86
6. Step 6: Final answer
   x = 1,656.69