Finding the Third Proportional to 3,457,718 and 5,074,472

Step by Step Solution

1. Step 1: Write the proportion equation
   3,457,718 : 5,074,472 = 5,074,472 : x
2. Step 2: Convert to fraction form
   3,457,718/5,074,472 = 5,074,472/x
3. Step 3: Cross multiply
   3,457,718x = 5,074,472 × 5,074,472
4. Step 4: Simplify right side
   3,457,718x = 25,750,266,078,784
5. Step 5: Solve for x
   x = 25,750,266,078,784/3,457,718
6. Step 6: Final answer
   x = 7,447,185.13