Finding the Fourth Proportional to 309,519.67, 464,410.72 and 169,114.27

Step by Step Solution

1. Step 1: Write the proportion equation
   309,519.67 : 464,410.72 = 169,114.27 : x
2. Step 2: Convert to fraction form
   309,519.67/464,410.72 = 169,114.27/x
3. Step 3: Cross multiply
   309,519.67x = 464,410.72 × 169,114.27
4. Step 4: Simplify right side
   309,519.67x = 78,538,477,570.92
5. Step 5: Solve for x
   x = 78,538,477,570.92/309,519.67
6. Step 6: Final answer
   x = 253,743.09