Finding the Fourth Proportional to 9,520.58, 14,212.72 and 8,275.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,520.58 : 14,212.72 = 8,275.35 : x
2. Step 2: Convert to fraction form
   9,520.58/14,212.72 = 8,275.35/x
3. Step 3: Cross multiply
   9,520.58x = 14,212.72 × 8,275.35
4. Step 4: Simplify right side
   9,520.58x = 117,615,232.45
5. Step 5: Solve for x
   x = 117,615,232.45/9,520.58
6. Step 6: Final answer
   x = 12,353.79