Finding the Fourth Proportional to 1,171.62, 1,766.25 and 1,092.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171.62 : 1,766.25 = 1,092.34 : x
2. Step 2: Convert to fraction form
   1,171.62/1,766.25 = 1,092.34/x
3. Step 3: Cross multiply
   1,171.62x = 1,766.25 × 1,092.34
4. Step 4: Simplify right side
   1,171.62x = 1,929,345.53
5. Step 5: Solve for x
   x = 1,929,345.53/1,171.62
6. Step 6: Final answer
   x = 1,646.73