Finding the Third Proportional to 2,730,447 and 4,239,539

Step by Step Solution

1. Step 1: Write the proportion equation
   2,730,447 : 4,239,539 = 4,239,539 : x
2. Step 2: Convert to fraction form
   2,730,447/4,239,539 = 4,239,539/x
3. Step 3: Cross multiply
   2,730,447x = 4,239,539 × 4,239,539
4. Step 4: Simplify right side
   2,730,447x = 17,973,690,932,521
5. Step 5: Solve for x
   x = 17,973,690,932,521/2,730,447
6. Step 6: Final answer
   x = 6,582,691.75