Finding the Fourth Proportional to 9,760.53, 14,640.98 and 3,521.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760.53 : 14,640.98 = 3,521.01 : x
2. Step 2: Convert to fraction form
   9,760.53/14,640.98 = 3,521.01/x
3. Step 3: Cross multiply
   9,760.53x = 14,640.98 × 3,521.01
4. Step 4: Simplify right side
   9,760.53x = 51,551,019.38
5. Step 5: Solve for x
   x = 51,551,019.38/9,760.53
6. Step 6: Final answer
   x = 5,281.58