Finding the Fourth Proportional to 9,772.89, 14,661.15 and 3,197.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,772.89 : 14,661.15 = 3,197.31 : x
2. Step 2: Convert to fraction form
   9,772.89/14,661.15 = 3,197.31/x
3. Step 3: Cross multiply
   9,772.89x = 14,661.15 × 3,197.31
4. Step 4: Simplify right side
   9,772.89x = 46,876,241.51
5. Step 5: Solve for x
   x = 46,876,241.51/9,772.89
6. Step 6: Final answer
   x = 4,796.56