Finding the Third Proportional to 3,912,070 and 8,475,298

Step by Step Solution

1. Step 1: Write the proportion equation
   3,912,070 : 8,475,298 = 8,475,298 : x
2. Step 2: Convert to fraction form
   3,912,070/8,475,298 = 8,475,298/x
3. Step 3: Cross multiply
   3,912,070x = 8,475,298 × 8,475,298
4. Step 4: Simplify right side
   3,912,070x = 71,830,676,188,804
5. Step 5: Solve for x
   x = 71,830,676,188,804/3,912,070
6. Step 6: Final answer
   x = 18,361,296.24