Finding the Fourth Proportional to 2,073.54, 3,110.72 and 775.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.54 : 3,110.72 = 775.92 : x
2. Step 2: Convert to fraction form
   2,073.54/3,110.72 = 775.92/x
3. Step 3: Cross multiply
   2,073.54x = 3,110.72 × 775.92
4. Step 4: Simplify right side
   2,073.54x = 2,413,665.98
5. Step 5: Solve for x
   x = 2,413,665.98/2,073.54
6. Step 6: Final answer
   x = 1,164.03