Finding the Third Proportional to 8,505,396 and 18,191,016

Step by Step Solution

1. Step 1: Write the proportion equation
   8,505,396 : 18,191,016 = 18,191,016 : x
2. Step 2: Convert to fraction form
   8,505,396/18,191,016 = 18,191,016/x
3. Step 3: Cross multiply
   8,505,396x = 18,191,016 × 18,191,016
4. Step 4: Simplify right side
   8,505,396x = 330,913,063,112,256
5. Step 5: Solve for x
   x = 330,913,063,112,256/8,505,396
6. Step 6: Final answer
   x = 38,906,250.00