Finding the Fourth Proportional to 1,976.62, 2,965.20 and 727.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.62 : 2,965.20 = 727.27 : x
2. Step 2: Convert to fraction form
   1,976.62/2,965.20 = 727.27/x
3. Step 3: Cross multiply
   1,976.62x = 2,965.20 × 727.27
4. Step 4: Simplify right side
   1,976.62x = 2,156,501.00
5. Step 5: Solve for x
   x = 2,156,501.00/1,976.62
6. Step 6: Final answer
   x = 1,091.00