Finding the Fourth Proportional to 89,007.34, 122,830.31 and 48,723.67

Step by Step Solution

1. Step 1: Write the proportion equation
   89,007.34 : 122,830.31 = 48,723.67 : x
2. Step 2: Convert to fraction form
   89,007.34/122,830.31 = 48,723.67/x
3. Step 3: Cross multiply
   89,007.34x = 122,830.31 × 48,723.67
4. Step 4: Simplify right side
   89,007.34x = 5,984,743,490.44
5. Step 5: Solve for x
   x = 5,984,743,490.44/89,007.34
6. Step 6: Final answer
   x = 67,238.76