Finding the Third Proportional to 1,680,024 and 3,686,664

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,024 : 3,686,664 = 3,686,664 : x
2. Step 2: Convert to fraction form
   1,680,024/3,686,664 = 3,686,664/x
3. Step 3: Cross multiply
   1,680,024x = 3,686,664 × 3,686,664
4. Step 4: Simplify right side
   1,680,024x = 13,591,491,448,896
5. Step 5: Solve for x
   x = 13,591,491,448,896/1,680,024
6. Step 6: Final answer
   x = 8,090,057.91