Finding the Fourth Proportional to 105,866.38, 158,782.56 and 34,788.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,866.38 : 158,782.56 = 34,788.88 : x
2. Step 2: Convert to fraction form
   105,866.38/158,782.56 = 34,788.88/x
3. Step 3: Cross multiply
   105,866.38x = 158,782.56 × 34,788.88
4. Step 4: Simplify right side
   105,866.38x = 5,523,867,425.93
5. Step 5: Solve for x
   x = 5,523,867,425.93/105,866.38
6. Step 6: Final answer
   x = 52,177.73