Finding the Fourth Proportional to 213,498.56, 294,629.18 and 116,702.56

Step by Step Solution

1. Step 1: Write the proportion equation
   213,498.56 : 294,629.18 = 116,702.56 : x
2. Step 2: Convert to fraction form
   213,498.56/294,629.18 = 116,702.56/x
3. Step 3: Cross multiply
   213,498.56x = 294,629.18 × 116,702.56
4. Step 4: Simplify right side
   213,498.56x = 34,383,979,556.70
5. Step 5: Solve for x
   x = 34,383,979,556.70/213,498.56
6. Step 6: Final answer
   x = 161,050.17