Finding the Fourth Proportional to 213,181.88, 294,186.33 and 116,382.42

Step by Step Solution

1. Step 1: Write the proportion equation
   213,181.88 : 294,186.33 = 116,382.42 : x
2. Step 2: Convert to fraction form
   213,181.88/294,186.33 = 116,382.42/x
3. Step 3: Cross multiply
   213,181.88x = 294,186.33 × 116,382.42
4. Step 4: Simplify right side
   213,181.88x = 34,238,117,016.32
5. Step 5: Solve for x
   x = 34,238,117,016.32/213,181.88
6. Step 6: Final answer
   x = 160,605.20