Finding the Third Proportional to 43,224 and 55,227

Step by Step Solution

1. Step 1: Write the proportion equation
   43,224 : 55,227 = 55,227 : x
2. Step 2: Convert to fraction form
   43,224/55,227 = 55,227/x
3. Step 3: Cross multiply
   43,224x = 55,227 × 55,227
4. Step 4: Simplify right side
   43,224x = 3,050,021,529
5. Step 5: Solve for x
   x = 3,050,021,529/43,224
6. Step 6: Final answer
   x = 70,563.15