Finding the Third Proportional to 3,812,484 and 8,392,606

Step by Step Solution

1. Step 1: Write the proportion equation
   3,812,484 : 8,392,606 = 8,392,606 : x
2. Step 2: Convert to fraction form
   3,812,484/8,392,606 = 8,392,606/x
3. Step 3: Cross multiply
   3,812,484x = 8,392,606 × 8,392,606
4. Step 4: Simplify right side
   3,812,484x = 70,435,835,471,236
5. Step 5: Solve for x
   x = 70,435,835,471,236/3,812,484
6. Step 6: Final answer
   x = 18,475,050.77