Finding the Third Proportional to 17,757,315 and 38,209,662

Step by Step Solution

1. Step 1: Write the proportion equation
   17,757,315 : 38,209,662 = 38,209,662 : x
2. Step 2: Convert to fraction form
   17,757,315/38,209,662 = 38,209,662/x
3. Step 3: Cross multiply
   17,757,315x = 38,209,662 × 38,209,662
4. Step 4: Simplify right side
   17,757,315x = 1,459,978,270,154,244
5. Step 5: Solve for x
   x = 1,459,978,270,154,244/17,757,315
6. Step 6: Final answer
   x = 82,218,413.66