Finding the Third Proportional to 3,615,842 and 5,470,419

Step by Step Solution

1. Step 1: Write the proportion equation
   3,615,842 : 5,470,419 = 5,470,419 : x
2. Step 2: Convert to fraction form
   3,615,842/5,470,419 = 5,470,419/x
3. Step 3: Cross multiply
   3,615,842x = 5,470,419 × 5,470,419
4. Step 4: Simplify right side
   3,615,842x = 29,925,484,035,561
5. Step 5: Solve for x
   x = 29,925,484,035,561/3,615,842
6. Step 6: Final answer
   x = 8,276,214.51