Finding the Fourth Proportional to 1,976.80, 2,727.96 and 1,092.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.80 : 2,727.96 = 1,092.56 : x
2. Step 2: Convert to fraction form
   1,976.80/2,727.96 = 1,092.56/x
3. Step 3: Cross multiply
   1,976.80x = 2,727.96 × 1,092.56
4. Step 4: Simplify right side
   1,976.80x = 2,980,459.98
5. Step 5: Solve for x
   x = 2,980,459.98/1,976.80
6. Step 6: Final answer
   x = 1,507.72