Finding the Fourth Proportional to 302,081.58, 416,871.90 and 166,123.89

Step by Step Solution

1. Step 1: Write the proportion equation
   302,081.58 : 416,871.90 = 166,123.89 : x
2. Step 2: Convert to fraction form
   302,081.58/416,871.90 = 166,123.89/x
3. Step 3: Cross multiply
   302,081.58x = 416,871.90 × 166,123.89
4. Step 4: Simplify right side
   302,081.58x = 69,252,381,659.69
5. Step 5: Solve for x
   x = 69,252,381,659.69/302,081.58
6. Step 6: Final answer
   x = 229,250.59