Finding the Third Proportional to 2,857,444 and 3,891,300

Step by Step Solution

1. Step 1: Write the proportion equation
   2,857,444 : 3,891,300 = 3,891,300 : x
2. Step 2: Convert to fraction form
   2,857,444/3,891,300 = 3,891,300/x
3. Step 3: Cross multiply
   2,857,444x = 3,891,300 × 3,891,300
4. Step 4: Simplify right side
   2,857,444x = 15,142,215,690,000
5. Step 5: Solve for x
   x = 15,142,215,690,000/2,857,444
6. Step 6: Final answer
   x = 5,299,216.95