Finding the Third Proportional to 1,253,770 and 1,910,031

Step by Step Solution

1. Step 1: Write the proportion equation
   1,253,770 : 1,910,031 = 1,910,031 : x
2. Step 2: Convert to fraction form
   1,253,770/1,910,031 = 1,910,031/x
3. Step 3: Cross multiply
   1,253,770x = 1,910,031 × 1,910,031
4. Step 4: Simplify right side
   1,253,770x = 3,648,218,420,961
5. Step 5: Solve for x
   x = 3,648,218,420,961/1,253,770
6. Step 6: Final answer
   x = 2,909,798.78