Finding the Third Proportional to 3,457,692 and 5,074,434

Step by Step Solution

1. Step 1: Write the proportion equation
   3,457,692 : 5,074,434 = 5,074,434 : x
2. Step 2: Convert to fraction form
   3,457,692/5,074,434 = 5,074,434/x
3. Step 3: Cross multiply
   3,457,692x = 5,074,434 × 5,074,434
4. Step 4: Simplify right side
   3,457,692x = 25,749,880,420,356
5. Step 5: Solve for x
   x = 25,749,880,420,356/3,457,692
6. Step 6: Final answer
   x = 7,447,129.59