Finding the Third Proportional to 3,914,574 and 8,598,972

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914,574 : 8,598,972 = 8,598,972 : x
2. Step 2: Convert to fraction form
   3,914,574/8,598,972 = 8,598,972/x
3. Step 3: Cross multiply
   3,914,574x = 8,598,972 × 8,598,972
4. Step 4: Simplify right side
   3,914,574x = 73,942,319,456,784
5. Step 5: Solve for x
   x = 73,942,319,456,784/3,914,574
6. Step 6: Final answer
   x = 18,888,982.42