Finding the Fourth Proportional to 9,766.15, 13,475.83 and 5,935.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,766.15 : 13,475.83 = 5,935.79 : x
2. Step 2: Convert to fraction form
   9,766.15/13,475.83 = 5,935.79/x
3. Step 3: Cross multiply
   9,766.15x = 13,475.83 × 5,935.79
4. Step 4: Simplify right side
   9,766.15x = 79,989,696.96
5. Step 5: Solve for x
   x = 79,989,696.96/9,766.15
6. Step 6: Final answer
   x = 8,190.50