Finding the Fourth Proportional to 2,084.46, 2,876.31 and 1,200.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.46 : 2,876.31 = 1,200.30 : x
2. Step 2: Convert to fraction form
   2,084.46/2,876.31 = 1,200.30/x
3. Step 3: Cross multiply
   2,084.46x = 2,876.31 × 1,200.30
4. Step 4: Simplify right side
   2,084.46x = 3,452,434.89
5. Step 5: Solve for x
   x = 3,452,434.89/2,084.46
6. Step 6: Final answer
   x = 1,656.27