Finding the Fourth Proportional to 10,216.16, 14,065.71 and 8,718.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,216.16 : 14,065.71 = 8,718.07 : x
2. Step 2: Convert to fraction form
   10,216.16/14,065.71 = 8,718.07/x
3. Step 3: Cross multiply
   10,216.16x = 14,065.71 × 8,718.07
4. Step 4: Simplify right side
   10,216.16x = 122,625,774.05
5. Step 5: Solve for x
   x = 122,625,774.05/10,216.16
6. Step 6: Final answer
   x = 12,003.12