Finding the Fourth Proportional to 108,965.74, 163,448.88 and 34,086.38

Step by Step Solution

1. Step 1: Write the proportion equation
   108,965.74 : 163,448.88 = 34,086.38 : x
2. Step 2: Convert to fraction form
   108,965.74/163,448.88 = 34,086.38/x
3. Step 3: Cross multiply
   108,965.74x = 163,448.88 × 34,086.38
4. Step 4: Simplify right side
   108,965.74x = 5,571,380,634.25
5. Step 5: Solve for x
   x = 5,571,380,634.25/108,965.74
6. Step 6: Final answer
   x = 51,129.65