Finding the Fourth Proportional to 215,969.04, 298,034.37 and 120,477.33

Step by Step Solution

1. Step 1: Write the proportion equation
   215,969.04 : 298,034.37 = 120,477.33 : x
2. Step 2: Convert to fraction form
   215,969.04/298,034.37 = 120,477.33/x
3. Step 3: Cross multiply
   215,969.04x = 298,034.37 × 120,477.33
4. Step 4: Simplify right side
   215,969.04x = 35,906,385,145.83
5. Step 5: Solve for x
   x = 35,906,385,145.83/215,969.04
6. Step 6: Final answer
   x = 166,257.09