Finding the Third Proportional to 774,218 and 1,667,086

Step by Step Solution

1. Step 1: Write the proportion equation
   774,218 : 1,667,086 = 1,667,086 : x
2. Step 2: Convert to fraction form
   774,218/1,667,086 = 1,667,086/x
3. Step 3: Cross multiply
   774,218x = 1,667,086 × 1,667,086
4. Step 4: Simplify right side
   774,218x = 2,779,175,731,396
5. Step 5: Solve for x
   x = 2,779,175,731,396/774,218
6. Step 6: Final answer
   x = 3,589,655.28