Finding the Third Proportional to 20,711,906 and 31,067,860

Step by Step Solution

1. Step 1: Write the proportion equation
   20,711,906 : 31,067,860 = 31,067,860 : x
2. Step 2: Convert to fraction form
   20,711,906/31,067,860 = 31,067,860/x
3. Step 3: Cross multiply
   20,711,906x = 31,067,860 × 31,067,860
4. Step 4: Simplify right side
   20,711,906x = 965,211,924,979,600
5. Step 5: Solve for x
   x = 965,211,924,979,600/20,711,906
6. Step 6: Final answer
   x = 46,601,791.50