Finding the Fourth Proportional to 118,314.18, 163,287.90 and 67,339.32

Step by Step Solution

1. Step 1: Write the proportion equation
   118,314.18 : 163,287.90 = 67,339.32 : x
2. Step 2: Convert to fraction form
   118,314.18/163,287.90 = 67,339.32/x
3. Step 3: Cross multiply
   118,314.18x = 163,287.90 × 67,339.32
4. Step 4: Simplify right side
   118,314.18x = 10,995,696,150.23
5. Step 5: Solve for x
   x = 10,995,696,150.23/118,314.18
6. Step 6: Final answer
   x = 92,936.42