Finding the Fourth Proportional to 89,064.26, 122,909.48 and 60,769.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,064.26 : 122,909.48 = 60,769.34 : x
2. Step 2: Convert to fraction form
   89,064.26/122,909.48 = 60,769.34/x
3. Step 3: Cross multiply
   89,064.26x = 122,909.48 × 60,769.34
4. Step 4: Simplify right side
   89,064.26x = 7,469,127,979.34
5. Step 5: Solve for x
   x = 7,469,127,979.34/89,064.26
6. Step 6: Final answer
   x = 83,862.24