Finding the Third Proportional to 3,280,564 and 4,416,272

Step by Step Solution

1. Step 1: Write the proportion equation
   3,280,564 : 4,416,272 = 4,416,272 : x
2. Step 2: Convert to fraction form
   3,280,564/4,416,272 = 4,416,272/x
3. Step 3: Cross multiply
   3,280,564x = 4,416,272 × 4,416,272
4. Step 4: Simplify right side
   3,280,564x = 19,503,458,377,984
5. Step 5: Solve for x
   x = 19,503,458,377,984/3,280,564
6. Step 6: Final answer
   x = 5,945,154.06