Finding the Fourth Proportional to 1,333.57, 1,840.03 and 773.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.57 : 1,840.03 = 773.71 : x
2. Step 2: Convert to fraction form
   1,333.57/1,840.03 = 773.71/x
3. Step 3: Cross multiply
   1,333.57x = 1,840.03 × 773.71
4. Step 4: Simplify right side
   1,333.57x = 1,423,645.74
5. Step 5: Solve for x
   x = 1,423,645.74/1,333.57
6. Step 6: Final answer
   x = 1,067.55