Finding the Third Proportional to 4,446,888 and 9,696,720

Step by Step Solution

1. Step 1: Write the proportion equation
   4,446,888 : 9,696,720 = 9,696,720 : x
2. Step 2: Convert to fraction form
   4,446,888/9,696,720 = 9,696,720/x
3. Step 3: Cross multiply
   4,446,888x = 9,696,720 × 9,696,720
4. Step 4: Simplify right side
   4,446,888x = 94,026,378,758,400
5. Step 5: Solve for x
   x = 94,026,378,758,400/4,446,888
6. Step 6: Final answer
   x = 21,144,310.08