Finding the Fourth Proportional to 213,061.50, 294,013.29 and 117,549.54

Step by Step Solution

1. Step 1: Write the proportion equation
   213,061.50 : 294,013.29 = 117,549.54 : x
2. Step 2: Convert to fraction form
   213,061.50/294,013.29 = 117,549.54/x
3. Step 3: Cross multiply
   213,061.50x = 294,013.29 × 117,549.54
4. Step 4: Simplify right side
   213,061.50x = 34,561,126,993.39
5. Step 5: Solve for x
   x = 34,561,126,993.39/213,061.50
6. Step 6: Final answer
   x = 162,211.98