Finding the Third Proportional to 109,242,974 and 234,067,949

Step by Step Solution

1. Step 1: Write the proportion equation
   109,242,974 : 234,067,949 = 234,067,949 : x
2. Step 2: Convert to fraction form
   109,242,974/234,067,949 = 234,067,949/x
3. Step 3: Cross multiply
   109,242,974x = 234,067,949 × 234,067,949
4. Step 4: Simplify right side
   109,242,974x = 54,787,804,749,066,600
5. Step 5: Solve for x
   x = 54,787,804,749,066,600/109,242,974
6. Step 6: Final answer
   x = 501,522,457.17