Finding the Fourth Proportional to 1,336.27, 1,844.00 and 776.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.27 : 1,844.00 = 776.71 : x
2. Step 2: Convert to fraction form
   1,336.27/1,844.00 = 776.71/x
3. Step 3: Cross multiply
   1,336.27x = 1,844.00 × 776.71
4. Step 4: Simplify right side
   1,336.27x = 1,432,255.91
5. Step 5: Solve for x
   x = 1,432,255.91/1,336.27
6. Step 6: Final answer
   x = 1,071.83