Finding the Third Proportional to 3,394,782 and 7,274,943

Step by Step Solution

1. Step 1: Write the proportion equation
   3,394,782 : 7,274,943 = 7,274,943 : x
2. Step 2: Convert to fraction form
   3,394,782/7,274,943 = 7,274,943/x
3. Step 3: Cross multiply
   3,394,782x = 7,274,943 × 7,274,943
4. Step 4: Simplify right side
   3,394,782x = 52,924,795,653,249
5. Step 5: Solve for x
   x = 52,924,795,653,249/3,394,782
6. Step 6: Final answer
   x = 15,590,042.50