Finding the Fourth Proportional to 89,603.82, 134,311.86 and 33,421.32

Step by Step Solution

1. Step 1: Write the proportion equation
   89,603.82 : 134,311.86 = 33,421.32 : x
2. Step 2: Convert to fraction form
   89,603.82/134,311.86 = 33,421.32/x
3. Step 3: Cross multiply
   89,603.82x = 134,311.86 × 33,421.32
4. Step 4: Simplify right side
   89,603.82x = 4,488,879,652.86
5. Step 5: Solve for x
   x = 4,488,879,652.86/89,603.82
6. Step 6: Final answer
   x = 50,096.97