Finding the Fourth Proportional to 89,065.26, 122,910.88 and 60,770.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,065.26 : 122,910.88 = 60,770.34 : x
2. Step 2: Convert to fraction form
   89,065.26/122,910.88 = 60,770.34/x
3. Step 3: Cross multiply
   89,065.26x = 122,910.88 × 60,770.34
4. Step 4: Simplify right side
   89,065.26x = 7,469,335,967.30
5. Step 5: Solve for x
   x = 7,469,335,967.30/89,065.26
6. Step 6: Final answer
   x = 83,863.63