Finding the Fourth Proportional to 8,448.24, 12,665.52 and 3,521.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,448.24 : 12,665.52 = 3,521.56 : x
2. Step 2: Convert to fraction form
   8,448.24/12,665.52 = 3,521.56/x
3. Step 3: Cross multiply
   8,448.24x = 12,665.52 × 3,521.56
4. Step 4: Simplify right side
   8,448.24x = 44,602,388.61
5. Step 5: Solve for x
   x = 44,602,388.61/8,448.24
6. Step 6: Final answer
   x = 5,279.49