Finding the Fourth Proportional to 304,081.86, 419,620.59 and 168,107.16

Step by Step Solution

1. Step 1: Write the proportion equation
   304,081.86 : 419,620.59 = 168,107.16 : x
2. Step 2: Convert to fraction form
   304,081.86/419,620.59 = 168,107.16/x
3. Step 3: Cross multiply
   304,081.86x = 419,620.59 × 168,107.16
4. Step 4: Simplify right side
   304,081.86x = 70,541,225,662.42
5. Step 5: Solve for x
   x = 70,541,225,662.42/304,081.86
6. Step 6: Final answer
   x = 231,981.04