Finding the Third Proportional to 110,402 and 240,012

Step by Step Solution

1. Step 1: Write the proportion equation
   110,402 : 240,012 = 240,012 : x
2. Step 2: Convert to fraction form
   110,402/240,012 = 240,012/x
3. Step 3: Cross multiply
   110,402x = 240,012 × 240,012
4. Step 4: Simplify right side
   110,402x = 57,605,760,144
5. Step 5: Solve for x
   x = 57,605,760,144/110,402
6. Step 6: Final answer
   x = 521,781.85