Finding the Fourth Proportional to 9,767.72, 14,648.51 and 3,526.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,767.72 : 14,648.51 = 3,526.91 : x
2. Step 2: Convert to fraction form
   9,767.72/14,648.51 = 3,526.91/x
3. Step 3: Cross multiply
   9,767.72x = 14,648.51 × 3,526.91
4. Step 4: Simplify right side
   9,767.72x = 51,663,885.53
5. Step 5: Solve for x
   x = 51,663,885.53/9,767.72
6. Step 6: Final answer
   x = 5,289.25