Finding the Third Proportional to 1,680,238 and 3,687,068

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,238 : 3,687,068 = 3,687,068 : x
2. Step 2: Convert to fraction form
   1,680,238/3,687,068 = 3,687,068/x
3. Step 3: Cross multiply
   1,680,238x = 3,687,068 × 3,687,068
4. Step 4: Simplify right side
   1,680,238x = 13,594,470,436,624
5. Step 5: Solve for x
   x = 13,594,470,436,624/1,680,238
6. Step 6: Final answer
   x = 8,090,800.49