Finding the Third Proportional to 773,444 and 1,661,139

Step by Step Solution

1. Step 1: Write the proportion equation
   773,444 : 1,661,139 = 1,661,139 : x
2. Step 2: Convert to fraction form
   773,444/1,661,139 = 1,661,139/x
3. Step 3: Cross multiply
   773,444x = 1,661,139 × 1,661,139
4. Step 4: Simplify right side
   773,444x = 2,759,382,777,321
5. Step 5: Solve for x
   x = 2,759,382,777,321/773,444
6. Step 6: Final answer
   x = 3,567,656.84