Finding the Third Proportional to 3,498,366 and 5,258,349

Step by Step Solution

1. Step 1: Write the proportion equation
   3,498,366 : 5,258,349 = 5,258,349 : x
2. Step 2: Convert to fraction form
   3,498,366/5,258,349 = 5,258,349/x
3. Step 3: Cross multiply
   3,498,366x = 5,258,349 × 5,258,349
4. Step 4: Simplify right side
   3,498,366x = 27,650,234,205,801
5. Step 5: Solve for x
   x = 27,650,234,205,801/3,498,366
6. Step 6: Final answer
   x = 7,903,756.84