Finding the Fourth Proportional to 10,623.38, 14,667.27 and 7,617.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,623.38 : 14,667.27 = 7,617.44 : x
2. Step 2: Convert to fraction form
   10,623.38/14,667.27 = 7,617.44/x
3. Step 3: Cross multiply
   10,623.38x = 14,667.27 × 7,617.44
4. Step 4: Simplify right side
   10,623.38x = 111,727,049.19
5. Step 5: Solve for x
   x = 111,727,049.19/10,623.38
6. Step 6: Final answer
   x = 10,517.09