Finding the Fourth Proportional to 89,155.37, 123,047.03 and 55,174.82

Step by Step Solution

1. Step 1: Write the proportion equation
   89,155.37 : 123,047.03 = 55,174.82 : x
2. Step 2: Convert to fraction form
   89,155.37/123,047.03 = 55,174.82/x
3. Step 3: Cross multiply
   89,155.37x = 123,047.03 × 55,174.82
4. Step 4: Simplify right side
   89,155.37x = 6,789,096,840.68
5. Step 5: Solve for x
   x = 6,789,096,840.68/89,155.37
6. Step 6: Final answer
   x = 76,149.05