Finding the Fourth Proportional to 118,055.48, 162,853.94 and 72,743.27

Step by Step Solution

1. Step 1: Write the proportion equation
   118,055.48 : 162,853.94 = 72,743.27 : x
2. Step 2: Convert to fraction form
   118,055.48/162,853.94 = 72,743.27/x
3. Step 3: Cross multiply
   118,055.48x = 162,853.94 × 72,743.27
4. Step 4: Simplify right side
   118,055.48x = 11,846,527,495.57
5. Step 5: Solve for x
   x = 11,846,527,495.57/118,055.48
6. Step 6: Final answer
   x = 100,347.12