Finding the Third Proportional to 774,252 and 1,667,139

Step by Step Solution

1. Step 1: Write the proportion equation
   774,252 : 1,667,139 = 1,667,139 : x
2. Step 2: Convert to fraction form
   774,252/1,667,139 = 1,667,139/x
3. Step 3: Cross multiply
   774,252x = 1,667,139 × 1,667,139
4. Step 4: Simplify right side
   774,252x = 2,779,352,445,321
5. Step 5: Solve for x
   x = 2,779,352,445,321/774,252
6. Step 6: Final answer
   x = 3,589,725.88