Finding the Third Proportional to 1,086,462 and 1,551,393

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,462 : 1,551,393 = 1,551,393 : x
2. Step 2: Convert to fraction form
   1,086,462/1,551,393 = 1,551,393/x
3. Step 3: Cross multiply
   1,086,462x = 1,551,393 × 1,551,393
4. Step 4: Simplify right side
   1,086,462x = 2,406,820,240,449
5. Step 5: Solve for x
   x = 2,406,820,240,449/1,086,462
6. Step 6: Final answer
   x = 2,215,282.49