Finding the Fourth Proportional to 2,644.61, 3,967.47 and 795.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.61 : 3,967.47 = 795.86 : x
2. Step 2: Convert to fraction form
   2,644.61/3,967.47 = 795.86/x
3. Step 3: Cross multiply
   2,644.61x = 3,967.47 × 795.86
4. Step 4: Simplify right side
   2,644.61x = 3,157,550.67
5. Step 5: Solve for x
   x = 3,157,550.67/2,644.61
6. Step 6: Final answer
   x = 1,193.96