Finding the Fourth Proportional to 1,362.96, 1,880.94 and 773.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362.96 : 1,880.94 = 773.52 : x
2. Step 2: Convert to fraction form
   1,362.96/1,880.94 = 773.52/x
3. Step 3: Cross multiply
   1,362.96x = 1,880.94 × 773.52
4. Step 4: Simplify right side
   1,362.96x = 1,454,944.71
5. Step 5: Solve for x
   x = 1,454,944.71/1,362.96
6. Step 6: Final answer
   x = 1,067.49