Finding the Fourth Proportional to 1,293.34, 1,784.55 and 796.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,293.34 : 1,784.55 = 796.06 : x
2. Step 2: Convert to fraction form
   1,293.34/1,784.55 = 796.06/x
3. Step 3: Cross multiply
   1,293.34x = 1,784.55 × 796.06
4. Step 4: Simplify right side
   1,293.34x = 1,420,608.87
5. Step 5: Solve for x
   x = 1,420,608.87/1,293.34
6. Step 6: Final answer
   x = 1,098.40