Finding the Fourth Proportional to 118,951.49, 164,155.16 and 65,236.03

Step by Step Solution

1. Step 1: Write the proportion equation
   118,951.49 : 164,155.16 = 65,236.03 : x
2. Step 2: Convert to fraction form
   118,951.49/164,155.16 = 65,236.03/x
3. Step 3: Cross multiply
   118,951.49x = 164,155.16 × 65,236.03
4. Step 4: Simplify right side
   118,951.49x = 10,708,831,251.54
5. Step 5: Solve for x
   x = 10,708,831,251.54/118,951.49
6. Step 6: Final answer
   x = 90,026.88