Finding the Fourth Proportional to 10,608.48, 15,915.27 and 3,212.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,608.48 : 15,915.27 = 3,212.52 : x
2. Step 2: Convert to fraction form
   10,608.48/15,915.27 = 3,212.52/x
3. Step 3: Cross multiply
   10,608.48x = 15,915.27 × 3,212.52
4. Step 4: Simplify right side
   10,608.48x = 51,128,123.18
5. Step 5: Solve for x
   x = 51,128,123.18/10,608.48
6. Step 6: Final answer
   x = 4,819.55