Finding the Fourth Proportional to 89,880.86, 134,716.32 and 67,622.73

Step by Step Solution

1. Step 1: Write the proportion equation
   89,880.86 : 134,716.32 = 67,622.73 : x
2. Step 2: Convert to fraction form
   89,880.86/134,716.32 = 67,622.73/x
3. Step 3: Cross multiply
   89,880.86x = 134,716.32 × 67,622.73
4. Step 4: Simplify right side
   89,880.86x = 9,109,885,333.95
5. Step 5: Solve for x
   x = 9,109,885,333.95/89,880.86
6. Step 6: Final answer
   x = 101,355.13