Finding the Third Proportional to 6,915,737 and 11,111,705

Step by Step Solution

1. Step 1: Write the proportion equation
   6,915,737 : 11,111,705 = 11,111,705 : x
2. Step 2: Convert to fraction form
   6,915,737/11,111,705 = 11,111,705/x
3. Step 3: Cross multiply
   6,915,737x = 11,111,705 × 11,111,705
4. Step 4: Simplify right side
   6,915,737x = 123,469,988,007,025
5. Step 5: Solve for x
   x = 123,469,988,007,025/6,915,737
6. Step 6: Final answer
   x = 17,853,482.28