Finding the Fourth Proportional to 1,333.45, 1,839.97 and 773.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.45 : 1,839.97 = 773.97 : x
2. Step 2: Convert to fraction form
   1,333.45/1,839.97 = 773.97/x
3. Step 3: Cross multiply
   1,333.45x = 1,839.97 × 773.97
4. Step 4: Simplify right side
   1,333.45x = 1,424,081.58
5. Step 5: Solve for x
   x = 1,424,081.58/1,333.45
6. Step 6: Final answer
   x = 1,067.97