Finding the Fourth Proportional to 1,333.45, 1,840.13 and 773.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.45 : 1,840.13 = 773.96 : x
2. Step 2: Convert to fraction form
   1,333.45/1,840.13 = 773.96/x
3. Step 3: Cross multiply
   1,333.45x = 1,840.13 × 773.96
4. Step 4: Simplify right side
   1,333.45x = 1,424,183.15
5. Step 5: Solve for x
   x = 1,424,183.15/1,333.45
6. Step 6: Final answer
   x = 1,068.05