Finding the Third Proportional to 3,631,890 and 5,851,945

Step by Step Solution

1. Step 1: Write the proportion equation
   3,631,890 : 5,851,945 = 5,851,945 : x
2. Step 2: Convert to fraction form
   3,631,890/5,851,945 = 5,851,945/x
3. Step 3: Cross multiply
   3,631,890x = 5,851,945 × 5,851,945
4. Step 4: Simplify right side
   3,631,890x = 34,245,260,283,025
5. Step 5: Solve for x
   x = 34,245,260,283,025/3,631,890
6. Step 6: Final answer
   x = 9,429,046.66