Finding the Third Proportional to 21,053,823 and 31,736,256

Step by Step Solution

1. Step 1: Write the proportion equation
   21,053,823 : 31,736,256 = 31,736,256 : x
2. Step 2: Convert to fraction form
   21,053,823/31,736,256 = 31,736,256/x
3. Step 3: Cross multiply
   21,053,823x = 31,736,256 × 31,736,256
4. Step 4: Simplify right side
   21,053,823x = 1,007,189,944,897,536
5. Step 5: Solve for x
   x = 1,007,189,944,897,536/21,053,823
6. Step 6: Final answer
   x = 47,838,815.06