Finding the Third Proportional to 9,469 and 14,167.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,469 : 14,167.50 = 14,167.50 : x
2. Step 2: Convert to fraction form
   9,469/14,167.50 = 14,167.50/x
3. Step 3: Cross multiply
   9,469x = 14,167.50 × 14,167.50
4. Step 4: Simplify right side
   9,469x = 200,718,056.25
5. Step 5: Solve for x
   x = 200,718,056.25/9,469
6. Step 6: Final answer
   x = 21,197.39