Finding the Third Proportional to 21,915,709,427 and 33,879,982,626

Step by Step Solution

1. Step 1: Write the proportion equation
   21,915,709,427 : 33,879,982,626 = 33,879,982,626 : x
2. Step 2: Convert to fraction form
   21,915,709,427/33,879,982,626 = 33,879,982,626/x
3. Step 3: Cross multiply
   21,915,709,427x = 33,879,982,626 × 33,879,982,626
4. Step 4: Simplify right side
   21,915,709,427x = 1,147,853,222,738,061,819,904
5. Step 5: Solve for x
   x = 1,147,853,222,738,061,819,904/21,915,709,427
6. Step 6: Final answer
   x = 52,375,818,659.28