Finding the Third Proportional to 8,822 and 12,365.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,822 : 12,365.50 = 12,365.50 : x
2. Step 2: Convert to fraction form
   8,822/12,365.50 = 12,365.50/x
3. Step 3: Cross multiply
   8,822x = 12,365.50 × 12,365.50
4. Step 4: Simplify right side
   8,822x = 152,905,590.25
5. Step 5: Solve for x
   x = 152,905,590.25/8,822
6. Step 6: Final answer
   x = 17,332.30