Finding the Third Proportional to 4,746,136 and 9,828,730

Step by Step Solution

1. Step 1: Write the proportion equation
   4,746,136 : 9,828,730 = 9,828,730 : x
2. Step 2: Convert to fraction form
   4,746,136/9,828,730 = 9,828,730/x
3. Step 3: Cross multiply
   4,746,136x = 9,828,730 × 9,828,730
4. Step 4: Simplify right side
   4,746,136x = 96,603,933,412,900
5. Step 5: Solve for x
   x = 96,603,933,412,900/4,746,136
6. Step 6: Final answer
   x = 20,354,227.82