Finding the Fourth Proportional to 9,648.06, 14,476.74 and 8,401.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,648.06 : 14,476.74 = 8,401.02 : x
2. Step 2: Convert to fraction form
   9,648.06/14,476.74 = 8,401.02/x
3. Step 3: Cross multiply
   9,648.06x = 14,476.74 × 8,401.02
4. Step 4: Simplify right side
   9,648.06x = 121,619,382.27
5. Step 5: Solve for x
   x = 121,619,382.27/9,648.06
6. Step 6: Final answer
   x = 12,605.58