Finding the Third Proportional to 1,240,758 and 2,679,588

Step by Step Solution

1. Step 1: Write the proportion equation
   1,240,758 : 2,679,588 = 2,679,588 : x
2. Step 2: Convert to fraction form
   1,240,758/2,679,588 = 2,679,588/x
3. Step 3: Cross multiply
   1,240,758x = 2,679,588 × 2,679,588
4. Step 4: Simplify right side
   1,240,758x = 7,180,191,849,744
5. Step 5: Solve for x
   x = 7,180,191,849,744/1,240,758
6. Step 6: Final answer
   x = 5,786,939.80