Finding the Third Proportional to 3,743,778 and 5,349,945

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743,778 : 5,349,945 = 5,349,945 : x
2. Step 2: Convert to fraction form
   3,743,778/5,349,945 = 5,349,945/x
3. Step 3: Cross multiply
   3,743,778x = 5,349,945 × 5,349,945
4. Step 4: Simplify right side
   3,743,778x = 28,621,911,503,025
5. Step 5: Solve for x
   x = 28,621,911,503,025/3,743,778
6. Step 6: Final answer
   x = 7,645,194.64