Finding the Third Proportional to 2,990,109 and 4,484,242

Step by Step Solution

1. Step 1: Write the proportion equation
   2,990,109 : 4,484,242 = 4,484,242 : x
2. Step 2: Convert to fraction form
   2,990,109/4,484,242 = 4,484,242/x
3. Step 3: Cross multiply
   2,990,109x = 4,484,242 × 4,484,242
4. Step 4: Simplify right side
   2,990,109x = 20,108,426,314,564
5. Step 5: Solve for x
   x = 20,108,426,314,564/2,990,109
6. Step 6: Final answer
   x = 6,724,981.03