Finding the Fourth Proportional to 2,210.85, 3,050.83 and 1,202.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210.85 : 3,050.83 = 1,202.55 : x
2. Step 2: Convert to fraction form
   2,210.85/3,050.83 = 1,202.55/x
3. Step 3: Cross multiply
   2,210.85x = 3,050.83 × 1,202.55
4. Step 4: Simplify right side
   2,210.85x = 3,668,766.59
5. Step 5: Solve for x
   x = 3,668,766.59/2,210.85
6. Step 6: Final answer
   x = 1,659.44