Finding the Third Proportional to 1,242,089 and 1,757,913

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,089 : 1,757,913 = 1,757,913 : x
2. Step 2: Convert to fraction form
   1,242,089/1,757,913 = 1,757,913/x
3. Step 3: Cross multiply
   1,242,089x = 1,757,913 × 1,757,913
4. Step 4: Simplify right side
   1,242,089x = 3,090,258,115,569
5. Step 5: Solve for x
   x = 3,090,258,115,569/1,242,089
6. Step 6: Final answer
   x = 2,487,952.24