Finding the Fourth Proportional to 213,174.89, 294,182.29 and 117,682.37

Step by Step Solution

1. Step 1: Write the proportion equation
   213,174.89 : 294,182.29 = 117,682.37 : x
2. Step 2: Convert to fraction form
   213,174.89/294,182.29 = 117,682.37/x
3. Step 3: Cross multiply
   213,174.89x = 294,182.29 × 117,682.37
4. Step 4: Simplify right side
   213,174.89x = 34,620,070,128.89
5. Step 5: Solve for x
   x = 34,620,070,128.89/213,174.89
6. Step 6: Final answer
   x = 162,402.19