Finding the Third Proportional to 9,321 and 12,334.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,321 : 12,334.50 = 12,334.50 : x
2. Step 2: Convert to fraction form
   9,321/12,334.50 = 12,334.50/x
3. Step 3: Cross multiply
   9,321x = 12,334.50 × 12,334.50
4. Step 4: Simplify right side
   9,321x = 152,139,890.25
5. Step 5: Solve for x
   x = 152,139,890.25/9,321
6. Step 6: Final answer
   x = 16,322.27