Finding the Fourth Proportional to 3,622.45, 5,434.50 and 1,401.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622.45 : 5,434.50 = 1,401.61 : x
2. Step 2: Convert to fraction form
   3,622.45/5,434.50 = 1,401.61/x
3. Step 3: Cross multiply
   3,622.45x = 5,434.50 × 1,401.61
4. Step 4: Simplify right side
   3,622.45x = 7,617,049.55
5. Step 5: Solve for x
   x = 7,617,049.55/3,622.45
6. Step 6: Final answer
   x = 2,102.73