Finding the Third Proportional to 110,756 and 243,664

Step by Step Solution

1. Step 1: Write the proportion equation
   110,756 : 243,664 = 243,664 : x
2. Step 2: Convert to fraction form
   110,756/243,664 = 243,664/x
3. Step 3: Cross multiply
   110,756x = 243,664 × 243,664
4. Step 4: Simplify right side
   110,756x = 59,372,144,896
5. Step 5: Solve for x
   x = 59,372,144,896/110,756
6. Step 6: Final answer
   x = 536,062.56