Finding the Fourth Proportional to 89,229.69, 123,116.76 and 60,553.26

Step by Step Solution

1. Step 1: Write the proportion equation
   89,229.69 : 123,116.76 = 60,553.26 : x
2. Step 2: Convert to fraction form
   89,229.69/123,116.76 = 60,553.26/x
3. Step 3: Cross multiply
   89,229.69x = 123,116.76 × 60,553.26
4. Step 4: Simplify right side
   89,229.69x = 7,455,121,178.64
5. Step 5: Solve for x
   x = 7,455,121,178.64/89,229.69
6. Step 6: Final answer
   x = 83,549.78