Finding the Fourth Proportional to 151,721,996.22, 209,377,014.53 and 82,107,383.27

Step by Step Solution

1. Step 1: Write the proportion equation
   151,721,996.22 : 209,377,014.53 = 82,107,383.27 : x
2. Step 2: Convert to fraction form
   151,721,996.22/209,377,014.53 = 82,107,383.27/x
3. Step 3: Cross multiply
   151,721,996.22x = 209,377,014.53 × 82,107,383.27
4. Step 4: Simplify right side
   151,721,996.22x = 17,191,398,778,485,648
5. Step 5: Solve for x
   x = 17,191,398,778,485,648/151,721,996.22
6. Step 6: Final answer
   x = 113,308,545.94