Finding the Fourth Proportional to 3,401.05, 5,101.09 and 1,092.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,401.05 : 5,101.09 = 1,092.25 : x
2. Step 2: Convert to fraction form
   3,401.05/5,101.09 = 1,092.25/x
3. Step 3: Cross multiply
   3,401.05x = 5,101.09 × 1,092.25
4. Step 4: Simplify right side
   3,401.05x = 5,571,665.55
5. Step 5: Solve for x
   x = 5,571,665.55/3,401.05
6. Step 6: Final answer
   x = 1,638.22