Finding the Third Proportional to 9,789,048 and 21,152,736

Step by Step Solution

1. Step 1: Write the proportion equation
   9,789,048 : 21,152,736 = 21,152,736 : x
2. Step 2: Convert to fraction form
   9,789,048/21,152,736 = 21,152,736/x
3. Step 3: Cross multiply
   9,789,048x = 21,152,736 × 21,152,736
4. Step 4: Simplify right side
   9,789,048x = 447,438,240,285,696
5. Step 5: Solve for x
   x = 447,438,240,285,696/9,789,048
6. Step 6: Final answer
   x = 45,708,044.37