Finding the Third Proportional to 3,785,375 and 8,209,638

Step by Step Solution

1. Step 1: Write the proportion equation
   3,785,375 : 8,209,638 = 8,209,638 : x
2. Step 2: Convert to fraction form
   3,785,375/8,209,638 = 8,209,638/x
3. Step 3: Cross multiply
   3,785,375x = 8,209,638 × 8,209,638
4. Step 4: Simplify right side
   3,785,375x = 67,398,156,091,044
5. Step 5: Solve for x
   x = 67,398,156,091,044/3,785,375
6. Step 6: Final answer
   x = 17,804,882.24