Finding the Fourth Proportional to 89,898.37, 134,862.18 and 33,742.89

Step by Step Solution

1. Step 1: Write the proportion equation
   89,898.37 : 134,862.18 = 33,742.89 : x
2. Step 2: Convert to fraction form
   89,898.37/134,862.18 = 33,742.89/x
3. Step 3: Cross multiply
   89,898.37x = 134,862.18 × 33,742.89
4. Step 4: Simplify right side
   89,898.37x = 4,550,639,704.90
5. Step 5: Solve for x
   x = 4,550,639,704.90/89,898.37
6. Step 6: Final answer
   x = 50,619.82