Finding the Fourth Proportional to 9,768.89, 14,655.15 and 3,193.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,768.89 : 14,655.15 = 3,193.31 : x
2. Step 2: Convert to fraction form
   9,768.89/14,655.15 = 3,193.31/x
3. Step 3: Cross multiply
   9,768.89x = 14,655.15 × 3,193.31
4. Step 4: Simplify right side
   9,768.89x = 46,798,363.77
5. Step 5: Solve for x
   x = 46,798,363.77/9,768.89
6. Step 6: Final answer
   x = 4,790.55