Finding the Fourth Proportional to 1,336.92, 1,844.91 and 777.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.92 : 1,844.91 = 777.42 : x
2. Step 2: Convert to fraction form
   1,336.92/1,844.91 = 777.42/x
3. Step 3: Cross multiply
   1,336.92x = 1,844.91 × 777.42
4. Step 4: Simplify right side
   1,336.92x = 1,434,269.93
5. Step 5: Solve for x
   x = 1,434,269.93/1,336.92
6. Step 6: Final answer
   x = 1,072.82