Finding the Third Proportional to 1,739,240 and 2,600,864

Step by Step Solution

1. Step 1: Write the proportion equation
   1,739,240 : 2,600,864 = 2,600,864 : x
2. Step 2: Convert to fraction form
   1,739,240/2,600,864 = 2,600,864/x
3. Step 3: Cross multiply
   1,739,240x = 2,600,864 × 2,600,864
4. Step 4: Simplify right side
   1,739,240x = 6,764,493,546,496
5. Step 5: Solve for x
   x = 6,764,493,546,496/1,739,240
6. Step 6: Final answer
   x = 3,889,338.76