Finding the Third Proportional to 4,585,446 and 9,717,084

Step by Step Solution

1. Step 1: Write the proportion equation
   4,585,446 : 9,717,084 = 9,717,084 : x
2. Step 2: Convert to fraction form
   4,585,446/9,717,084 = 9,717,084/x
3. Step 3: Cross multiply
   4,585,446x = 9,717,084 × 9,717,084
4. Step 4: Simplify right side
   4,585,446x = 94,421,721,463,056
5. Step 5: Solve for x
   x = 94,421,721,463,056/4,585,446
6. Step 6: Final answer
   x = 20,591,611.26