Finding the Third Proportional to 1,708,780 and 2,649,318

Step by Step Solution

1. Step 1: Write the proportion equation
   1,708,780 : 2,649,318 = 2,649,318 : x
2. Step 2: Convert to fraction form
   1,708,780/2,649,318 = 2,649,318/x
3. Step 3: Cross multiply
   1,708,780x = 2,649,318 × 2,649,318
4. Step 4: Simplify right side
   1,708,780x = 7,018,885,865,124
5. Step 5: Solve for x
   x = 7,018,885,865,124/1,708,780
6. Step 6: Final answer
   x = 4,107,542.14