Finding the Third Proportional to 3,471,290 and 7,475,398

Step by Step Solution

1. Step 1: Write the proportion equation
   3,471,290 : 7,475,398 = 7,475,398 : x
2. Step 2: Convert to fraction form
   3,471,290/7,475,398 = 7,475,398/x
3. Step 3: Cross multiply
   3,471,290x = 7,475,398 × 7,475,398
4. Step 4: Simplify right side
   3,471,290x = 55,881,575,258,404
5. Step 5: Solve for x
   x = 55,881,575,258,404/3,471,290
6. Step 6: Final answer
   x = 16,098,215.72