Finding the Fourth Proportional to 1,662.61, 2,493.93 and 796.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.61 : 2,493.93 = 796.72 : x
2. Step 2: Convert to fraction form
   1,662.61/2,493.93 = 796.72/x
3. Step 3: Cross multiply
   1,662.61x = 2,493.93 × 796.72
4. Step 4: Simplify right side
   1,662.61x = 1,986,960.66
5. Step 5: Solve for x
   x = 1,986,960.66/1,662.61
6. Step 6: Final answer
   x = 1,195.09