Finding the Third Proportional to 3,117,606 and 6,699,342

Step by Step Solution

1. Step 1: Write the proportion equation
   3,117,606 : 6,699,342 = 6,699,342 : x
2. Step 2: Convert to fraction form
   3,117,606/6,699,342 = 6,699,342/x
3. Step 3: Cross multiply
   3,117,606x = 6,699,342 × 6,699,342
4. Step 4: Simplify right side
   3,117,606x = 44,881,183,232,964
5. Step 5: Solve for x
   x = 44,881,183,232,964/3,117,606
6. Step 6: Final answer
   x = 14,396,040.82