Finding the Fourth Proportional to 123,678.02, 185,517.47 and 30,183.77

Step by Step Solution

1. Step 1: Write the proportion equation
   123,678.02 : 185,517.47 = 30,183.77 : x
2. Step 2: Convert to fraction form
   123,678.02/185,517.47 = 30,183.77/x
3. Step 3: Cross multiply
   123,678.02x = 185,517.47 × 30,183.77
4. Step 4: Simplify right side
   123,678.02x = 5,599,617,184.72
5. Step 5: Solve for x
   x = 5,599,617,184.72/123,678.02
6. Step 6: Final answer
   x = 45,275.77