Finding the Fourth Proportional to 3,622.29, 5,432.61 and 1,025.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622.29 : 5,432.61 = 1,025.43 : x
2. Step 2: Convert to fraction form
   3,622.29/5,432.61 = 1,025.43/x
3. Step 3: Cross multiply
   3,622.29x = 5,432.61 × 1,025.43
4. Step 4: Simplify right side
   3,622.29x = 5,570,761.27
5. Step 5: Solve for x
   x = 5,570,761.27/3,622.29
6. Step 6: Final answer
   x = 1,537.91