Finding the Third Proportional to 1,680,922 and 2,515,443

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,922 : 2,515,443 = 2,515,443 : x
2. Step 2: Convert to fraction form
   1,680,922/2,515,443 = 2,515,443/x
3. Step 3: Cross multiply
   1,680,922x = 2,515,443 × 2,515,443
4. Step 4: Simplify right side
   1,680,922x = 6,327,453,486,249
5. Step 5: Solve for x
   x = 6,327,453,486,249/1,680,922
6. Step 6: Final answer
   x = 3,764,275.49