Finding the Fourth Proportional to 215,992.24, 298,066.70 and 119,196.83

Step by Step Solution

1. Step 1: Write the proportion equation
   215,992.24 : 298,066.70 = 119,196.83 : x
2. Step 2: Convert to fraction form
   215,992.24/298,066.70 = 119,196.83/x
3. Step 3: Cross multiply
   215,992.24x = 298,066.70 × 119,196.83
4. Step 4: Simplify right side
   215,992.24x = 35,528,606,811.72
5. Step 5: Solve for x
   x = 35,528,606,811.72/215,992.24
6. Step 6: Final answer
   x = 164,490.20