Finding the Third Proportional to 17,850,660 and 36,642,216

Step by Step Solution

1. Step 1: Write the proportion equation
   17,850,660 : 36,642,216 = 36,642,216 : x
2. Step 2: Convert to fraction form
   17,850,660/36,642,216 = 36,642,216/x
3. Step 3: Cross multiply
   17,850,660x = 36,642,216 × 36,642,216
4. Step 4: Simplify right side
   17,850,660x = 1,342,651,993,390,656
5. Step 5: Solve for x
   x = 1,342,651,993,390,656/17,850,660
6. Step 6: Final answer
   x = 75,215,817.98