Finding the Fourth Proportional to 3,400.68, 5,100.66 and 1,092

Step by Step Solution

1. Step 1: Write the proportion equation
   3,400.68 : 5,100.66 = 1,092 : x
2. Step 2: Convert to fraction form
   3,400.68/5,100.66 = 1,092/x
3. Step 3: Cross multiply
   3,400.68x = 5,100.66 × 1,092
4. Step 4: Simplify right side
   3,400.68x = 5,569,920.72
5. Step 5: Solve for x
   x = 5,569,920.72/3,400.68
6. Step 6: Final answer
   x = 1,637.88