Finding the Third Proportional to 4,464,460 and 9,689,996

Step by Step Solution

1. Step 1: Write the proportion equation
   4,464,460 : 9,689,996 = 9,689,996 : x
2. Step 2: Convert to fraction form
   4,464,460/9,689,996 = 9,689,996/x
3. Step 3: Cross multiply
   4,464,460x = 9,689,996 × 9,689,996
4. Step 4: Simplify right side
   4,464,460x = 93,896,022,480,016
5. Step 5: Solve for x
   x = 93,896,022,480,016/4,464,460
6. Step 6: Final answer
   x = 21,031,887.95