Finding the Fourth Proportional to 89,105.54, 122,965.64 and 48,820.83

Step by Step Solution

1. Step 1: Write the proportion equation
   89,105.54 : 122,965.64 = 48,820.83 : x
2. Step 2: Convert to fraction form
   89,105.54/122,965.64 = 48,820.83/x
3. Step 3: Cross multiply
   89,105.54x = 122,965.64 × 48,820.83
4. Step 4: Simplify right side
   89,105.54x = 6,003,284,420.92
5. Step 5: Solve for x
   x = 6,003,284,420.92/89,105.54
6. Step 6: Final answer
   x = 67,372.74