Finding the Third Proportional to 1,686,073 and 3,708,450

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,073 : 3,708,450 = 3,708,450 : x
2. Step 2: Convert to fraction form
   1,686,073/3,708,450 = 3,708,450/x
3. Step 3: Cross multiply
   1,686,073x = 3,708,450 × 3,708,450
4. Step 4: Simplify right side
   1,686,073x = 13,752,601,402,500
5. Step 5: Solve for x
   x = 13,752,601,402,500/1,686,073
6. Step 6: Final answer
   x = 8,156,587.17