Finding the Third Proportional to 17,992,425 and 39,179,490

Step by Step Solution

1. Step 1: Write the proportion equation
   17,992,425 : 39,179,490 = 39,179,490 : x
2. Step 2: Convert to fraction form
   17,992,425/39,179,490 = 39,179,490/x
3. Step 3: Cross multiply
   17,992,425x = 39,179,490 × 39,179,490
4. Step 4: Simplify right side
   17,992,425x = 1,535,032,436,660,100
5. Step 5: Solve for x
   x = 1,535,032,436,660,100/17,992,425
6. Step 6: Final answer
   x = 85,315,483.41