Finding the Third Proportional to 774,418 and 1,667,498

Step by Step Solution

1. Step 1: Write the proportion equation
   774,418 : 1,667,498 = 1,667,498 : x
2. Step 2: Convert to fraction form
   774,418/1,667,498 = 1,667,498/x
3. Step 3: Cross multiply
   774,418x = 1,667,498 × 1,667,498
4. Step 4: Simplify right side
   774,418x = 2,780,549,580,004
5. Step 5: Solve for x
   x = 2,780,549,580,004/774,418
6. Step 6: Final answer
   x = 3,590,502.26