Finding the Third Proportional to 2,619,648 and 3,913,294

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619,648 : 3,913,294 = 3,913,294 : x
2. Step 2: Convert to fraction form
   2,619,648/3,913,294 = 3,913,294/x
3. Step 3: Cross multiply
   2,619,648x = 3,913,294 × 3,913,294
4. Step 4: Simplify right side
   2,619,648x = 15,313,869,930,436
5. Step 5: Solve for x
   x = 15,313,869,930,436/2,619,648
6. Step 6: Final answer
   x = 5,845,773.91