Finding the Third Proportional to 5,066,118 and 10,338,786

Step by Step Solution

1. Step 1: Write the proportion equation
   5,066,118 : 10,338,786 = 10,338,786 : x
2. Step 2: Convert to fraction form
   5,066,118/10,338,786 = 10,338,786/x
3. Step 3: Cross multiply
   5,066,118x = 10,338,786 × 10,338,786
4. Step 4: Simplify right side
   5,066,118x = 106,890,495,953,796
5. Step 5: Solve for x
   x = 106,890,495,953,796/5,066,118
6. Step 6: Final answer
   x = 21,099,093.22