Finding the Fourth Proportional to 118,152.72, 163,044.24 and 67,158.36

Step by Step Solution

1. Step 1: Write the proportion equation
   118,152.72 : 163,044.24 = 67,158.36 : x
2. Step 2: Convert to fraction form
   118,152.72/163,044.24 = 67,158.36/x
3. Step 3: Cross multiply
   118,152.72x = 163,044.24 × 67,158.36
4. Step 4: Simplify right side
   118,152.72x = 10,949,783,765.85
5. Step 5: Solve for x
   x = 10,949,783,765.85/118,152.72
6. Step 6: Final answer
   x = 92,674.83