Finding the Fourth Proportional to 118,046.24, 162,897.72 and 67,742

Step by Step Solution

1. Step 1: Write the proportion equation
   118,046.24 : 162,897.72 = 67,742 : x
2. Step 2: Convert to fraction form
   118,046.24/162,897.72 = 67,742/x
3. Step 3: Cross multiply
   118,046.24x = 162,897.72 × 67,742
4. Step 4: Simplify right side
   118,046.24x = 11,035,017,348.24
5. Step 5: Solve for x
   x = 11,035,017,348.24/118,046.24
6. Step 6: Final answer
   x = 93,480.46