Finding the Third Proportional to 1,219,137 and 2,669,505

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,137 : 2,669,505 = 2,669,505 : x
2. Step 2: Convert to fraction form
   1,219,137/2,669,505 = 2,669,505/x
3. Step 3: Cross multiply
   1,219,137x = 2,669,505 × 2,669,505
4. Step 4: Simplify right side
   1,219,137x = 7,126,256,945,025
5. Step 5: Solve for x
   x = 7,126,256,945,025/1,219,137
6. Step 6: Final answer
   x = 5,845,329.07