Finding the Fourth Proportional to 9,665.13, 14,503.27 and 5,222.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,665.13 : 14,503.27 = 5,222.81 : x
2. Step 2: Convert to fraction form
   9,665.13/14,503.27 = 5,222.81/x
3. Step 3: Cross multiply
   9,665.13x = 14,503.27 × 5,222.81
4. Step 4: Simplify right side
   9,665.13x = 75,747,751.07
5. Step 5: Solve for x
   x = 75,747,751.07/9,665.13
6. Step 6: Final answer
   x = 7,837.22