Finding the Third Proportional to 2,990,105 and 4,484,236

Step by Step Solution

1. Step 1: Write the proportion equation
   2,990,105 : 4,484,236 = 4,484,236 : x
2. Step 2: Convert to fraction form
   2,990,105/4,484,236 = 4,484,236/x
3. Step 3: Cross multiply
   2,990,105x = 4,484,236 × 4,484,236
4. Step 4: Simplify right side
   2,990,105x = 20,108,372,503,696
5. Step 5: Solve for x
   x = 20,108,372,503,696/2,990,105
6. Step 6: Final answer
   x = 6,724,972.03