Finding the Fourth Proportional to 117,261,308.06, 161,840,003.81 and 65,067,158.82

Step by Step Solution

1. Step 1: Write the proportion equation
   117,261,308.06 : 161,840,003.81 = 65,067,158.82 : x
2. Step 2: Convert to fraction form
   117,261,308.06/161,840,003.81 = 65,067,158.82/x
3. Step 3: Cross multiply
   117,261,308.06x = 161,840,003.81 × 65,067,158.82
4. Step 4: Simplify right side
   117,261,308.06x = 10,530,469,231,009,340
5. Step 5: Solve for x
   x = 10,530,469,231,009,340/117,261,308.06
6. Step 6: Final answer
   x = 89,803,443.32