Finding the Fourth Proportional to 302,061.08, 416,854.98 and 166,105.40

Step by Step Solution

1. Step 1: Write the proportion equation
   302,061.08 : 416,854.98 = 166,105.40 : x
2. Step 2: Convert to fraction form
   302,061.08/416,854.98 = 166,105.40/x
3. Step 3: Cross multiply
   302,061.08x = 416,854.98 × 166,105.40
4. Step 4: Simplify right side
   302,061.08x = 69,241,863,194.89
5. Step 5: Solve for x
   x = 69,241,863,194.89/302,061.08
6. Step 6: Final answer
   x = 229,231.33