Finding the Fourth Proportional to 108,870.78, 163,271.61 and 34,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,870.78 : 163,271.61 = 34,981.50 : x
2. Step 2: Convert to fraction form
   108,870.78/163,271.61 = 34,981.50/x
3. Step 3: Cross multiply
   108,870.78x = 163,271.61 × 34,981.50
4. Step 4: Simplify right side
   108,870.78x = 5,711,485,825.22
5. Step 5: Solve for x
   x = 5,711,485,825.22/108,870.78
6. Step 6: Final answer
   x = 52,461.15