Finding the Third Proportional to 4,283,480 and 9,313,444

Step by Step Solution

1. Step 1: Write the proportion equation
   4,283,480 : 9,313,444 = 9,313,444 : x
2. Step 2: Convert to fraction form
   4,283,480/9,313,444 = 9,313,444/x
3. Step 3: Cross multiply
   4,283,480x = 9,313,444 × 9,313,444
4. Step 4: Simplify right side
   4,283,480x = 86,740,239,141,136
5. Step 5: Solve for x
   x = 86,740,239,141,136/4,283,480
6. Step 6: Final answer
   x = 20,249,946.10