Finding the Fourth Proportional to 823,419.69, 1,235,003.46 and 224,429.10

Step by Step Solution

1. Step 1: Write the proportion equation
   823,419.69 : 1,235,003.46 = 224,429.10 : x
2. Step 2: Convert to fraction form
   823,419.69/1,235,003.46 = 224,429.10/x
3. Step 3: Cross multiply
   823,419.69x = 1,235,003.46 × 224,429.10
4. Step 4: Simplify right side
   823,419.69x = 277,170,715,024.69
5. Step 5: Solve for x
   x = 277,170,715,024.69/823,419.69
6. Step 6: Final answer
   x = 336,609.29