Finding the Fourth Proportional to 1,976.71, 2,727.84 and 1,092.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.71 : 2,727.84 = 1,092.55 : x
2. Step 2: Convert to fraction form
   1,976.71/2,727.84 = 1,092.55/x
3. Step 3: Cross multiply
   1,976.71x = 2,727.84 × 1,092.55
4. Step 4: Simplify right side
   1,976.71x = 2,980,301.59
5. Step 5: Solve for x
   x = 2,980,301.59/1,976.71
6. Step 6: Final answer
   x = 1,507.71