Finding the Third Proportional to 17,661,817 and 25,911,463

Step by Step Solution

1. Step 1: Write the proportion equation
   17,661,817 : 25,911,463 = 25,911,463 : x
2. Step 2: Convert to fraction form
   17,661,817/25,911,463 = 25,911,463/x
3. Step 3: Cross multiply
   17,661,817x = 25,911,463 × 25,911,463
4. Step 4: Simplify right side
   17,661,817x = 671,403,914,800,369
5. Step 5: Solve for x
   x = 671,403,914,800,369/17,661,817
6. Step 6: Final answer
   x = 38,014,430.50