Finding the Fourth Proportional to 108,788.54, 163,110.38 and 55,499.85

Step by Step Solution

1. Step 1: Write the proportion equation
   108,788.54 : 163,110.38 = 55,499.85 : x
2. Step 2: Convert to fraction form
   108,788.54/163,110.38 = 55,499.85/x
3. Step 3: Cross multiply
   108,788.54x = 163,110.38 × 55,499.85
4. Step 4: Simplify right side
   108,788.54x = 9,052,601,345.94
5. Step 5: Solve for x
   x = 9,052,601,345.94/108,788.54
6. Step 6: Final answer
   x = 83,212.83