Finding the Third Proportional to 1,242,507 and 2,717,647

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,507 : 2,717,647 = 2,717,647 : x
2. Step 2: Convert to fraction form
   1,242,507/2,717,647 = 2,717,647/x
3. Step 3: Cross multiply
   1,242,507x = 2,717,647 × 2,717,647
4. Step 4: Simplify right side
   1,242,507x = 7,385,605,216,609
5. Step 5: Solve for x
   x = 7,385,605,216,609/1,242,507
6. Step 6: Final answer
   x = 5,944,115.58