Finding the Third Proportional to 34,284,640 and 73,218,984

Step by Step Solution

1. Step 1: Write the proportion equation
   34,284,640 : 73,218,984 = 73,218,984 : x
2. Step 2: Convert to fraction form
   34,284,640/73,218,984 = 73,218,984/x
3. Step 3: Cross multiply
   34,284,640x = 73,218,984 × 73,218,984
4. Step 4: Simplify right side
   34,284,640x = 5,361,019,617,992,256
5. Step 5: Solve for x
   x = 5,361,019,617,992,256/34,284,640
6. Step 6: Final answer
   x = 156,367,971.72