Finding the Third Proportional to 17,920,994 and 39,325,634

Step by Step Solution

1. Step 1: Write the proportion equation
   17,920,994 : 39,325,634 = 39,325,634 : x
2. Step 2: Convert to fraction form
   17,920,994/39,325,634 = 39,325,634/x
3. Step 3: Cross multiply
   17,920,994x = 39,325,634 × 39,325,634
4. Step 4: Simplify right side
   17,920,994x = 1,546,505,489,501,956
5. Step 5: Solve for x
   x = 1,546,505,489,501,956/17,920,994
6. Step 6: Final answer
   x = 86,295,742.83