Finding the Third Proportional to 21,622,384 and 29,123,904

Step by Step Solution

1. Step 1: Write the proportion equation
   21,622,384 : 29,123,904 = 29,123,904 : x
2. Step 2: Convert to fraction form
   21,622,384/29,123,904 = 29,123,904/x
3. Step 3: Cross multiply
   21,622,384x = 29,123,904 × 29,123,904
4. Step 4: Simplify right side
   21,622,384x = 848,201,784,201,216
5. Step 5: Solve for x
   x = 848,201,784,201,216/21,622,384
6. Step 6: Final answer
   x = 39,227,949.34