Finding the Fourth Proportional to 1,336.48, 1,844.52 and 776.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.48 : 1,844.52 = 776.92 : x
2. Step 2: Convert to fraction form
   1,336.48/1,844.52 = 776.92/x
3. Step 3: Cross multiply
   1,336.48x = 1,844.52 × 776.92
4. Step 4: Simplify right side
   1,336.48x = 1,433,044.48
5. Step 5: Solve for x
   x = 1,433,044.48/1,336.48
6. Step 6: Final answer
   x = 1,072.25