Finding the Third Proportional to 3,786,473 and 8,150,315

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,473 : 8,150,315 = 8,150,315 : x
2. Step 2: Convert to fraction form
   3,786,473/8,150,315 = 8,150,315/x
3. Step 3: Cross multiply
   3,786,473x = 8,150,315 × 8,150,315
4. Step 4: Simplify right side
   3,786,473x = 66,427,634,599,225
5. Step 5: Solve for x
   x = 66,427,634,599,225/3,786,473
6. Step 6: Final answer
   x = 17,543,406.38