Finding the Fourth Proportional to 89,564.57, 123,597.46 and 61,269.29

Step by Step Solution

1. Step 1: Write the proportion equation
   89,564.57 : 123,597.46 = 61,269.29 : x
2. Step 2: Convert to fraction form
   89,564.57/123,597.46 = 61,269.29/x
3. Step 3: Cross multiply
   89,564.57x = 123,597.46 × 61,269.29
4. Step 4: Simplify right side
   89,564.57x = 7,572,728,620.00
5. Step 5: Solve for x
   x = 7,572,728,620.00/89,564.57
6. Step 6: Final answer
   x = 84,550.49