Finding the Fourth Proportional to 89,005.88, 122,831.24 and 48,719.67

Step by Step Solution

1. Step 1: Write the proportion equation
   89,005.88 : 122,831.24 = 48,719.67 : x
2. Step 2: Convert to fraction form
   89,005.88/122,831.24 = 48,719.67/x
3. Step 3: Cross multiply
   89,005.88x = 122,831.24 × 48,719.67
4. Step 4: Simplify right side
   89,005.88x = 5,984,297,234.89
5. Step 5: Solve for x
   x = 5,984,297,234.89/89,005.88
6. Step 6: Final answer
   x = 67,234.85