Finding the Fourth Proportional to 108,806.78, 163,175.60 and 34,917.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,806.78 : 163,175.60 = 34,917.50 : x
2. Step 2: Convert to fraction form
   108,806.78/163,175.60 = 34,917.50/x
3. Step 3: Cross multiply
   108,806.78x = 163,175.60 × 34,917.50
4. Step 4: Simplify right side
   108,806.78x = 5,697,684,013
5. Step 5: Solve for x
   x = 5,697,684,013/108,806.78
6. Step 6: Final answer
   x = 52,365.16