Finding the Third Proportional to 4,486,014 and 9,868,812

Step by Step Solution

1. Step 1: Write the proportion equation
   4,486,014 : 9,868,812 = 9,868,812 : x
2. Step 2: Convert to fraction form
   4,486,014/9,868,812 = 9,868,812/x
3. Step 3: Cross multiply
   4,486,014x = 9,868,812 × 9,868,812
4. Step 4: Simplify right side
   4,486,014x = 97,393,450,291,344
5. Step 5: Solve for x
   x = 97,393,450,291,344/4,486,014
6. Step 6: Final answer
   x = 21,710,465.08