Finding the Fourth Proportional to 9,622.77, 14,401.29 and 8,064.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,622.77 : 14,401.29 = 8,064.53 : x
2. Step 2: Convert to fraction form
   9,622.77/14,401.29 = 8,064.53/x
3. Step 3: Cross multiply
   9,622.77x = 14,401.29 × 8,064.53
4. Step 4: Simplify right side
   9,622.77x = 116,139,647.48
5. Step 5: Solve for x
   x = 116,139,647.48/9,622.77
6. Step 6: Final answer
   x = 12,069.26