Finding the Third Proportional to 5,068,842 and 10,496,980

Step by Step Solution

1. Step 1: Write the proportion equation
   5,068,842 : 10,496,980 = 10,496,980 : x
2. Step 2: Convert to fraction form
   5,068,842/10,496,980 = 10,496,980/x
3. Step 3: Cross multiply
   5,068,842x = 10,496,980 × 10,496,980
4. Step 4: Simplify right side
   5,068,842x = 110,186,589,120,400
5. Step 5: Solve for x
   x = 110,186,589,120,400/5,068,842
6. Step 6: Final answer
   x = 21,738,020.07