Finding the Fourth Proportional to 118,358.50, 163,339.59 and 68,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,358.50 : 163,339.59 = 68,057.50 : x
2. Step 2: Convert to fraction form
   118,358.50/163,339.59 = 68,057.50/x
3. Step 3: Cross multiply
   118,358.50x = 163,339.59 × 68,057.50
4. Step 4: Simplify right side
   118,358.50x = 11,116,484,146.43
5. Step 5: Solve for x
   x = 11,116,484,146.43/118,358.50
6. Step 6: Final answer
   x = 93,922.14