Finding the Fourth Proportional to 118,865.91, 164,037.14 and 65,150.52

Step by Step Solution

1. Step 1: Write the proportion equation
   118,865.91 : 164,037.14 = 65,150.52 : x
2. Step 2: Convert to fraction form
   118,865.91/164,037.14 = 65,150.52/x
3. Step 3: Cross multiply
   118,865.91x = 164,037.14 × 65,150.52
4. Step 4: Simplify right side
   118,865.91x = 10,687,104,644.56
5. Step 5: Solve for x
   x = 10,687,104,644.56/118,865.91
6. Step 6: Final answer
   x = 89,908.91