Finding the Fourth Proportional to 2,084.38, 2,876.69 and 1,200.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.38 : 2,876.69 = 1,200.17 : x
2. Step 2: Convert to fraction form
   2,084.38/2,876.69 = 1,200.17/x
3. Step 3: Cross multiply
   2,084.38x = 2,876.69 × 1,200.17
4. Step 4: Simplify right side
   2,084.38x = 3,452,517.04
5. Step 5: Solve for x
   x = 3,452,517.04/2,084.38
6. Step 6: Final answer
   x = 1,656.38