Finding the Fourth Proportional to 339,359.82, 468,320.41 and 186,401.61

Step by Step Solution

1. Step 1: Write the proportion equation
   339,359.82 : 468,320.41 = 186,401.61 : x
2. Step 2: Convert to fraction form
   339,359.82/468,320.41 = 186,401.61/x
3. Step 3: Cross multiply
   339,359.82x = 468,320.41 × 186,401.61
4. Step 4: Simplify right side
   339,359.82x = 87,295,678,419.86
5. Step 5: Solve for x
   x = 87,295,678,419.86/339,359.82
6. Step 6: Final answer
   x = 257,236.34