Finding the Third Proportional to 4,409,130 and 9,448,116

Step by Step Solution

1. Step 1: Write the proportion equation
   4,409,130 : 9,448,116 = 9,448,116 : x
2. Step 2: Convert to fraction form
   4,409,130/9,448,116 = 9,448,116/x
3. Step 3: Cross multiply
   4,409,130x = 9,448,116 × 9,448,116
4. Step 4: Simplify right side
   4,409,130x = 89,266,895,949,456
5. Step 5: Solve for x
   x = 89,266,895,949,456/4,409,130
6. Step 6: Final answer
   x = 20,245,920.61