Finding the Fourth Proportional to 89,353.98, 134,033.85 and 42,611.58

Step by Step Solution

1. Step 1: Write the proportion equation
   89,353.98 : 134,033.85 = 42,611.58 : x
2. Step 2: Convert to fraction form
   89,353.98/134,033.85 = 42,611.58/x
3. Step 3: Cross multiply
   89,353.98x = 134,033.85 × 42,611.58
4. Step 4: Simplify right side
   89,353.98x = 5,711,394,121.98
5. Step 5: Solve for x
   x = 5,711,394,121.98/89,353.98
6. Step 6: Final answer
   x = 63,918.74