Finding the Fourth Proportional to 2,422.52, 3,631.68 and 1,087.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.52 : 3,631.68 = 1,087.29 : x
2. Step 2: Convert to fraction form
   2,422.52/3,631.68 = 1,087.29/x
3. Step 3: Cross multiply
   2,422.52x = 3,631.68 × 1,087.29
4. Step 4: Simplify right side
   2,422.52x = 3,948,689.35
5. Step 5: Solve for x
   x = 3,948,689.35/2,422.52
6. Step 6: Final answer
   x = 1,630.00