Finding the Third Proportional to 111,714 and 243,501

Step by Step Solution

1. Step 1: Write the proportion equation
   111,714 : 243,501 = 243,501 : x
2. Step 2: Convert to fraction form
   111,714/243,501 = 243,501/x
3. Step 3: Cross multiply
   111,714x = 243,501 × 243,501
4. Step 4: Simplify right side
   111,714x = 59,292,737,001
5. Step 5: Solve for x
   x = 59,292,737,001/111,714
6. Step 6: Final answer
   x = 530,754.76