Finding the Third Proportional to 67,749,328 and 144,238,016

Step by Step Solution

1. Step 1: Write the proportion equation
   67,749,328 : 144,238,016 = 144,238,016 : x
2. Step 2: Convert to fraction form
   67,749,328/144,238,016 = 144,238,016/x
3. Step 3: Cross multiply
   67,749,328x = 144,238,016 × 144,238,016
4. Step 4: Simplify right side
   67,749,328x = 20,804,605,259,616,256
5. Step 5: Solve for x
   x = 20,804,605,259,616,256/67,749,328
6. Step 6: Final answer
   x = 307,082,090.31