Finding the Third Proportional to 1,680,926 and 2,515,449

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,926 : 2,515,449 = 2,515,449 : x
2. Step 2: Convert to fraction form
   1,680,926/2,515,449 = 2,515,449/x
3. Step 3: Cross multiply
   1,680,926x = 2,515,449 × 2,515,449
4. Step 4: Simplify right side
   1,680,926x = 6,327,483,671,601
5. Step 5: Solve for x
   x = 6,327,483,671,601/1,680,926
6. Step 6: Final answer
   x = 3,764,284.49