Finding the Fourth Proportional to 118,145.50, 163,050.46 and 67,174.22

Step by Step Solution

1. Step 1: Write the proportion equation
   118,145.50 : 163,050.46 = 67,174.22 : x
2. Step 2: Convert to fraction form
   118,145.50/163,050.46 = 67,174.22/x
3. Step 3: Cross multiply
   118,145.50x = 163,050.46 × 67,174.22
4. Step 4: Simplify right side
   118,145.50x = 10,952,787,710.83
5. Step 5: Solve for x
   x = 10,952,787,710.83/118,145.50
6. Step 6: Final answer
   x = 92,705.93