Finding the Fourth Proportional to 5,149.37, 7,724.59 and 1,401.23

Step by Step Solution

1. Step 1: Write the proportion equation
   5,149.37 : 7,724.59 = 1,401.23 : x
2. Step 2: Convert to fraction form
   5,149.37/7,724.59 = 1,401.23/x
3. Step 3: Cross multiply
   5,149.37x = 7,724.59 × 1,401.23
4. Step 4: Simplify right side
   5,149.37x = 10,823,943.05
5. Step 5: Solve for x
   x = 10,823,943.05/5,149.37
6. Step 6: Final answer
   x = 2,101.99