Finding the Fourth Proportional to 108,922.54, 163,393.90 and 42,367.72

Step by Step Solution

1. Step 1: Write the proportion equation
   108,922.54 : 163,393.90 = 42,367.72 : x
2. Step 2: Convert to fraction form
   108,922.54/163,393.90 = 42,367.72/x
3. Step 3: Cross multiply
   108,922.54x = 163,393.90 × 42,367.72
4. Step 4: Simplify right side
   108,922.54x = 6,922,627,004.91
5. Step 5: Solve for x
   x = 6,922,627,004.91/108,922.54
6. Step 6: Final answer
   x = 63,555.50