Finding the Third Proportional to 16,264,488 and 21,683,004

Step by Step Solution

1. Step 1: Write the proportion equation
   16,264,488 : 21,683,004 = 21,683,004 : x
2. Step 2: Convert to fraction form
   16,264,488/21,683,004 = 21,683,004/x
3. Step 3: Cross multiply
   16,264,488x = 21,683,004 × 21,683,004
4. Step 4: Simplify right side
   16,264,488x = 470,152,662,464,016
5. Step 5: Solve for x
   x = 470,152,662,464,016/16,264,488
6. Step 6: Final answer
   x = 28,906,699.21