Finding the Third Proportional to 1,242,588 and 2,717,772

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,588 : 2,717,772 = 2,717,772 : x
2. Step 2: Convert to fraction form
   1,242,588/2,717,772 = 2,717,772/x
3. Step 3: Cross multiply
   1,242,588x = 2,717,772 × 2,717,772
4. Step 4: Simplify right side
   1,242,588x = 7,386,284,643,984
5. Step 5: Solve for x
   x = 7,386,284,643,984/1,242,588
6. Step 6: Final answer
   x = 5,944,274.89