Finding the Fourth Proportional to 123,720.81, 185,579.60 and 30,227.37

Step by Step Solution

1. Step 1: Write the proportion equation
   123,720.81 : 185,579.60 = 30,227.37 : x
2. Step 2: Convert to fraction form
   123,720.81/185,579.60 = 30,227.37/x
3. Step 3: Cross multiply
   123,720.81x = 185,579.60 × 30,227.37
4. Step 4: Simplify right side
   123,720.81x = 5,609,583,082.52
5. Step 5: Solve for x
   x = 5,609,583,082.52/123,720.81
6. Step 6: Final answer
   x = 45,340.66