Finding the Fourth Proportional to 181,300.16, 250,028.16 and 120,020.48

Step by Step Solution

1. Step 1: Write the proportion equation
   181,300.16 : 250,028.16 = 120,020.48 : x
2. Step 2: Convert to fraction form
   181,300.16/250,028.16 = 120,020.48/x
3. Step 3: Cross multiply
   181,300.16x = 250,028.16 × 120,020.48
4. Step 4: Simplify right side
   181,300.16x = 30,008,499,776.72
5. Step 5: Solve for x
   x = 30,008,499,776.72/181,300.16
6. Step 6: Final answer
   x = 165,518.33