Finding the Fourth Proportional to 1,976.22, 2,727.20 and 1,092.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.22 : 2,727.20 = 1,092.17 : x
2. Step 2: Convert to fraction form
   1,976.22/2,727.20 = 1,092.17/x
3. Step 3: Cross multiply
   1,976.22x = 2,727.20 × 1,092.17
4. Step 4: Simplify right side
   1,976.22x = 2,978,566.02
5. Step 5: Solve for x
   x = 2,978,566.02/1,976.22
6. Step 6: Final answer
   x = 1,507.20