Finding the Third Proportional to 10,120,044 and 21,686,424

Step by Step Solution

1. Step 1: Write the proportion equation
   10,120,044 : 21,686,424 = 21,686,424 : x
2. Step 2: Convert to fraction form
   10,120,044/21,686,424 = 21,686,424/x
3. Step 3: Cross multiply
   10,120,044x = 21,686,424 × 21,686,424
4. Step 4: Simplify right side
   10,120,044x = 470,300,985,907,776
5. Step 5: Solve for x
   x = 470,300,985,907,776/10,120,044
6. Step 6: Final answer
   x = 46,472,227.38