Finding the Fourth Proportional to 304,401.69, 420,074.82 and 168,441.37

Step by Step Solution

1. Step 1: Write the proportion equation
   304,401.69 : 420,074.82 = 168,441.37 : x
2. Step 2: Convert to fraction form
   304,401.69/420,074.82 = 168,441.37/x
3. Step 3: Cross multiply
   304,401.69x = 420,074.82 × 168,441.37
4. Step 4: Simplify right side
   304,401.69x = 70,757,977,133.12
5. Step 5: Solve for x
   x = 70,757,977,133.12/304,401.69
6. Step 6: Final answer
   x = 232,449.36