Finding the Third Proportional to 1,666,240 and 3,450,632

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,240 : 3,450,632 = 3,450,632 : x
2. Step 2: Convert to fraction form
   1,666,240/3,450,632 = 3,450,632/x
3. Step 3: Cross multiply
   1,666,240x = 3,450,632 × 3,450,632
4. Step 4: Simplify right side
   1,666,240x = 11,906,861,199,424
5. Step 5: Solve for x
   x = 11,906,861,199,424/1,666,240
6. Step 6: Final answer
   x = 7,145,946.08