Finding the Fourth Proportional to 302,080.41, 416,877.72 and 166,105.71

Step by Step Solution

1. Step 1: Write the proportion equation
   302,080.41 : 416,877.72 = 166,105.71 : x
2. Step 2: Convert to fraction form
   302,080.41/416,877.72 = 166,105.71/x
3. Step 3: Cross multiply
   302,080.41x = 416,877.72 × 166,105.71
4. Step 4: Simplify right side
   302,080.41x = 69,245,769,663.78
5. Step 5: Solve for x
   x = 69,245,769,663.78/302,080.41
6. Step 6: Final answer
   x = 229,229.59