Finding the Fourth Proportional to 1,976.38, 2,727.17 and 1,092.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.38 : 2,727.17 = 1,092.20 : x
2. Step 2: Convert to fraction form
   1,976.38/2,727.17 = 1,092.20/x
3. Step 3: Cross multiply
   1,976.38x = 2,727.17 × 1,092.20
4. Step 4: Simplify right side
   1,976.38x = 2,978,602.80
5. Step 5: Solve for x
   x = 2,978,602.80/1,976.38
6. Step 6: Final answer
   x = 1,507.10