Finding the Third Proportional to 3,173,845 and 7,491,013

Step by Step Solution

1. Step 1: Write the proportion equation
   3,173,845 : 7,491,013 = 7,491,013 : x
2. Step 2: Convert to fraction form
   3,173,845/7,491,013 = 7,491,013/x
3. Step 3: Cross multiply
   3,173,845x = 7,491,013 × 7,491,013
4. Step 4: Simplify right side
   3,173,845x = 56,115,275,766,169
5. Step 5: Solve for x
   x = 56,115,275,766,169/3,173,845
6. Step 6: Final answer
   x = 17,680,534.42