Finding the Fourth Proportional to 1,152,453.72, 1,728,684.69 and 353,735.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,453.72 : 1,728,684.69 = 353,735.34 : x
2. Step 2: Convert to fraction form
   1,152,453.72/1,728,684.69 = 353,735.34/x
3. Step 3: Cross multiply
   1,152,453.72x = 1,728,684.69 × 353,735.34
4. Step 4: Simplify right side
   1,152,453.72x = 611,496,858,760.87
5. Step 5: Solve for x
   x = 611,496,858,760.87/1,152,453.72
6. Step 6: Final answer
   x = 530,604.26