Finding the Fourth Proportional to 89,572.76, 134,354.73 and 33,408.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,572.76 : 134,354.73 = 33,408.50 : x
2. Step 2: Convert to fraction form
   89,572.76/134,354.73 = 33,408.50/x
3. Step 3: Cross multiply
   89,572.76x = 134,354.73 × 33,408.50
4. Step 4: Simplify right side
   89,572.76x = 4,488,589,924.57
5. Step 5: Solve for x
   x = 4,488,589,924.57/89,572.76
6. Step 6: Final answer
   x = 50,111.10