Finding the Third Proportional to 1,647,273 and 3,609,474

Step by Step Solution

1. Step 1: Write the proportion equation
   1,647,273 : 3,609,474 = 3,609,474 : x
2. Step 2: Convert to fraction form
   1,647,273/3,609,474 = 3,609,474/x
3. Step 3: Cross multiply
   1,647,273x = 3,609,474 × 3,609,474
4. Step 4: Simplify right side
   1,647,273x = 13,028,302,556,676
5. Step 5: Solve for x
   x = 13,028,302,556,676/1,647,273
6. Step 6: Final answer
   x = 7,909,012.38