Finding the Fourth Proportional to 118,144.04, 163,039.06 and 67,157.10

Step by Step Solution

1. Step 1: Write the proportion equation
   118,144.04 : 163,039.06 = 67,157.10 : x
2. Step 2: Convert to fraction form
   118,144.04/163,039.06 = 67,157.10/x
3. Step 3: Cross multiply
   118,144.04x = 163,039.06 × 67,157.10
4. Step 4: Simplify right side
   118,144.04x = 10,949,230,456.33
5. Step 5: Solve for x
   x = 10,949,230,456.33/118,144.04
6. Step 6: Final answer
   x = 92,676.96