Finding the Fourth Proportional to 1,976.72, 2,727.78 and 1,092.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.72 : 2,727.78 = 1,092.44 : x
2. Step 2: Convert to fraction form
   1,976.72/2,727.78 = 1,092.44/x
3. Step 3: Cross multiply
   1,976.72x = 2,727.78 × 1,092.44
4. Step 4: Simplify right side
   1,976.72x = 2,979,935.98
5. Step 5: Solve for x
   x = 2,979,935.98/1,976.72
6. Step 6: Final answer
   x = 1,507.52