Finding the Fourth Proportional to 9,768.09, 14,650.51 and 3,526.90

Step by Step Solution

1. Step 1: Write the proportion equation
   9,768.09 : 14,650.51 = 3,526.90 : x
2. Step 2: Convert to fraction form
   9,768.09/14,650.51 = 3,526.90/x
3. Step 3: Cross multiply
   9,768.09x = 14,650.51 × 3,526.90
4. Step 4: Simplify right side
   9,768.09x = 51,670,883.72
5. Step 5: Solve for x
   x = 51,670,883.72/9,768.09
6. Step 6: Final answer
   x = 5,289.76