Finding the Fourth Proportional to 118,311.69, 163,284.45 and 67,336.82

Step by Step Solution

1. Step 1: Write the proportion equation
   118,311.69 : 163,284.45 = 67,336.82 : x
2. Step 2: Convert to fraction form
   118,311.69/163,284.45 = 67,336.82/x
3. Step 3: Cross multiply
   118,311.69x = 163,284.45 × 67,336.82
4. Step 4: Simplify right side
   118,311.69x = 10,995,054,802.03
5. Step 5: Solve for x
   x = 10,995,054,802.03/118,311.69
6. Step 6: Final answer
   x = 92,932.95