Finding the Fourth Proportional to 118,456.37, 163,469.52 and 67,469.09

Step by Step Solution

1. Step 1: Write the proportion equation
   118,456.37 : 163,469.52 = 67,469.09 : x
2. Step 2: Convert to fraction form
   118,456.37/163,469.52 = 67,469.09/x
3. Step 3: Cross multiply
   118,456.37x = 163,469.52 × 67,469.09
4. Step 4: Simplify right side
   118,456.37x = 11,029,139,757.14
5. Step 5: Solve for x
   x = 11,029,139,757.14/118,456.37
6. Step 6: Final answer
   x = 93,107.19