Finding the Third Proportional to 34,284,644 and 73,218,992

Step by Step Solution

1. Step 1: Write the proportion equation
   34,284,644 : 73,218,992 = 73,218,992 : x
2. Step 2: Convert to fraction form
   34,284,644/73,218,992 = 73,218,992/x
3. Step 3: Cross multiply
   34,284,644x = 73,218,992 × 73,218,992
4. Step 4: Simplify right side
   34,284,644x = 5,361,020,789,496,064
5. Step 5: Solve for x
   x = 5,361,020,789,496,064/34,284,644
6. Step 6: Final answer
   x = 156,367,987.65