Finding the Third Proportional to 13,930,998 and 21,106,826

Step by Step Solution

1. Step 1: Write the proportion equation
   13,930,998 : 21,106,826 = 21,106,826 : x
2. Step 2: Convert to fraction form
   13,930,998/21,106,826 = 21,106,826/x
3. Step 3: Cross multiply
   13,930,998x = 21,106,826 × 21,106,826
4. Step 4: Simplify right side
   13,930,998x = 445,498,103,794,276
5. Step 5: Solve for x
   x = 445,498,103,794,276/13,930,998
6. Step 6: Final answer
   x = 31,978,908.03