Finding the Third Proportional to 6,722.50 and 10,443.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,722.50 : 10,443.50 = 10,443.50 : x
2. Step 2: Convert to fraction form
   6,722.50/10,443.50 = 10,443.50/x
3. Step 3: Cross multiply
   6,722.50x = 10,443.50 × 10,443.50
4. Step 4: Simplify right side
   6,722.50x = 109,066,692.25
5. Step 5: Solve for x
   x = 109,066,692.25/6,722.50
6. Step 6: Final answer
   x = 16,224.13