Finding the Third Proportional to 1,215,183 and 2,659,107

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215,183 : 2,659,107 = 2,659,107 : x
2. Step 2: Convert to fraction form
   1,215,183/2,659,107 = 2,659,107/x
3. Step 3: Cross multiply
   1,215,183x = 2,659,107 × 2,659,107
4. Step 4: Simplify right side
   1,215,183x = 7,070,850,037,449
5. Step 5: Solve for x
   x = 7,070,850,037,449/1,215,183
6. Step 6: Final answer
   x = 5,818,753.26