Finding the Third Proportional to 1,345,899 and 2,068,738

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345,899 : 2,068,738 = 2,068,738 : x
2. Step 2: Convert to fraction form
   1,345,899/2,068,738 = 2,068,738/x
3. Step 3: Cross multiply
   1,345,899x = 2,068,738 × 2,068,738
4. Step 4: Simplify right side
   1,345,899x = 4,279,676,912,644
5. Step 5: Solve for x
   x = 4,279,676,912,644/1,345,899
6. Step 6: Final answer
   x = 3,179,790.54