Finding the Fourth Proportional to 479,265.72, 661,383 and 264,414.84

Step by Step Solution

1. Step 1: Write the proportion equation
   479,265.72 : 661,383 = 264,414.84 : x
2. Step 2: Convert to fraction form
   479,265.72/661,383 = 264,414.84/x
3. Step 3: Cross multiply
   479,265.72x = 661,383 × 264,414.84
4. Step 4: Simplify right side
   479,265.72x = 174,879,480,123.72
5. Step 5: Solve for x
   x = 174,879,480,123.72/479,265.72
6. Step 6: Final answer
   x = 364,890.44