Finding the Fourth Proportional to 105,801.88, 158,625.04 and 50,436.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,801.88 : 158,625.04 = 50,436.76 : x
2. Step 2: Convert to fraction form
   105,801.88/158,625.04 = 50,436.76/x
3. Step 3: Cross multiply
   105,801.88x = 158,625.04 × 50,436.76
4. Step 4: Simplify right side
   105,801.88x = 8,000,533,072.47
5. Step 5: Solve for x
   x = 8,000,533,072.47/105,801.88
6. Step 6: Final answer
   x = 75,618.06