Finding the Third Proportional to 1,666,231 and 3,450,613

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,231 : 3,450,613 = 3,450,613 : x
2. Step 2: Convert to fraction form
   1,666,231/3,450,613 = 3,450,613/x
3. Step 3: Cross multiply
   1,666,231x = 3,450,613 × 3,450,613
4. Step 4: Simplify right side
   1,666,231x = 11,906,730,075,769
5. Step 5: Solve for x
   x = 11,906,730,075,769/1,666,231
6. Step 6: Final answer
   x = 7,145,905.99