Finding the Fourth Proportional to 295,081.99, 407,208.67 and 166,010.72

Step by Step Solution

1. Step 1: Write the proportion equation
   295,081.99 : 407,208.67 = 166,010.72 : x
2. Step 2: Convert to fraction form
   295,081.99/407,208.67 = 166,010.72/x
3. Step 3: Cross multiply
   295,081.99x = 407,208.67 × 166,010.72
4. Step 4: Simplify right side
   295,081.99x = 67,601,002,045.87
5. Step 5: Solve for x
   x = 67,601,002,045.87/295,081.99
6. Step 6: Final answer
   x = 229,092.27