Finding the Third Proportional to 1,349,673 and 2,069,609

Step by Step Solution

1. Step 1: Write the proportion equation
   1,349,673 : 2,069,609 = 2,069,609 : x
2. Step 2: Convert to fraction form
   1,349,673/2,069,609 = 2,069,609/x
3. Step 3: Cross multiply
   1,349,673x = 2,069,609 × 2,069,609
4. Step 4: Simplify right side
   1,349,673x = 4,283,281,412,881
5. Step 5: Solve for x
   x = 4,283,281,412,881/1,349,673
6. Step 6: Final answer
   x = 3,173,569.76