Finding the Fourth Proportional to 243,141.16, 335,688.72 and 166,788.04

Step by Step Solution

1. Step 1: Write the proportion equation
   243,141.16 : 335,688.72 = 166,788.04 : x
2. Step 2: Convert to fraction form
   243,141.16/335,688.72 = 166,788.04/x
3. Step 3: Cross multiply
   243,141.16x = 335,688.72 × 166,788.04
4. Step 4: Simplify right side
   243,141.16x = 55,988,863,658.91
5. Step 5: Solve for x
   x = 55,988,863,658.91/243,141.16
6. Step 6: Final answer
   x = 230,273.08