Finding the Third Proportional to 3,785,372 and 8,209,632

Step by Step Solution

1. Step 1: Write the proportion equation
   3,785,372 : 8,209,632 = 8,209,632 : x
2. Step 2: Convert to fraction form
   3,785,372/8,209,632 = 8,209,632/x
3. Step 3: Cross multiply
   3,785,372x = 8,209,632 × 8,209,632
4. Step 4: Simplify right side
   3,785,372x = 67,398,057,575,424
5. Step 5: Solve for x
   x = 67,398,057,575,424/3,785,372
6. Step 6: Final answer
   x = 17,804,870.32