Finding the Third Proportional to 1,680,554 and 3,687,652

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,554 : 3,687,652 = 3,687,652 : x
2. Step 2: Convert to fraction form
   1,680,554/3,687,652 = 3,687,652/x
3. Step 3: Cross multiply
   1,680,554x = 3,687,652 × 3,687,652
4. Step 4: Simplify right side
   1,680,554x = 13,598,777,273,104
5. Step 5: Solve for x
   x = 13,598,777,273,104/1,680,554
6. Step 6: Final answer
   x = 8,091,841.90