Finding the Fourth Proportional to 2,401.54, 3,601.39 and 1,102.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.54 : 3,601.39 = 1,102.09 : x
2. Step 2: Convert to fraction form
   2,401.54/3,601.39 = 1,102.09/x
3. Step 3: Cross multiply
   2,401.54x = 3,601.39 × 1,102.09
4. Step 4: Simplify right side
   2,401.54x = 3,969,055.91
5. Step 5: Solve for x
   x = 3,969,055.91/2,401.54
6. Step 6: Final answer
   x = 1,652.71