Finding the Third Proportional to 1,665,416 and 3,566,846

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,416 : 3,566,846 = 3,566,846 : x
2. Step 2: Convert to fraction form
   1,665,416/3,566,846 = 3,566,846/x
3. Step 3: Cross multiply
   1,665,416x = 3,566,846 × 3,566,846
4. Step 4: Simplify right side
   1,665,416x = 12,722,390,387,716
5. Step 5: Solve for x
   x = 12,722,390,387,716/1,665,416
6. Step 6: Final answer
   x = 7,639,166.66