Finding the Fourth Proportional to 2,422.76, 3,628.04 and 2,200.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.76 : 3,628.04 = 2,200.80 : x
2. Step 2: Convert to fraction form
   2,422.76/3,628.04 = 2,200.80/x
3. Step 3: Cross multiply
   2,422.76x = 3,628.04 × 2,200.80
4. Step 4: Simplify right side
   2,422.76x = 7,984,590.43
5. Step 5: Solve for x
   x = 7,984,590.43/2,422.76
6. Step 6: Final answer
   x = 3,295.66