Finding the Fourth Proportional to 3,622.88, 5,434.59 and 1,025.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622.88 : 5,434.59 = 1,025.78 : x
2. Step 2: Convert to fraction form
   3,622.88/5,434.59 = 1,025.78/x
3. Step 3: Cross multiply
   3,622.88x = 5,434.59 × 1,025.78
4. Step 4: Simplify right side
   3,622.88x = 5,574,693.73
5. Step 5: Solve for x
   x = 5,574,693.73/3,622.88
6. Step 6: Final answer
   x = 1,538.75