Finding the Fourth Proportional to 1,976.61, 2,727.72 and 1,092.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.61 : 2,727.72 = 1,092.39 : x
2. Step 2: Convert to fraction form
   1,976.61/2,727.72 = 1,092.39/x
3. Step 3: Cross multiply
   1,976.61x = 2,727.72 × 1,092.39
4. Step 4: Simplify right side
   1,976.61x = 2,979,734.05
5. Step 5: Solve for x
   x = 2,979,734.05/1,976.61
6. Step 6: Final answer
   x = 1,507.50