Finding the Fourth Proportional to 118,896.19, 164,081.70 and 65,183.27

Step by Step Solution

1. Step 1: Write the proportion equation
   118,896.19 : 164,081.70 = 65,183.27 : x
2. Step 2: Convert to fraction form
   118,896.19/164,081.70 = 65,183.27/x
3. Step 3: Cross multiply
   118,896.19x = 164,081.70 × 65,183.27
4. Step 4: Simplify right side
   118,896.19x = 10,695,380,932.75
5. Step 5: Solve for x
   x = 10,695,380,932.75/118,896.19
6. Step 6: Final answer
   x = 89,955.63