Finding the Fourth Proportional to 2,422.80, 3,342.06 and 1,635.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.80 : 3,342.06 = 1,635.48 : x
2. Step 2: Convert to fraction form
   2,422.80/3,342.06 = 1,635.48/x
3. Step 3: Cross multiply
   2,422.80x = 3,342.06 × 1,635.48
4. Step 4: Simplify right side
   2,422.80x = 5,465,872.29
5. Step 5: Solve for x
   x = 5,465,872.29/2,422.80
6. Step 6: Final answer
   x = 2,256.01