Finding the Fourth Proportional to 435,019.24, 599,980.26 and 359,436.52

Step by Step Solution

1. Step 1: Write the proportion equation
   435,019.24 : 599,980.26 = 359,436.52 : x
2. Step 2: Convert to fraction form
   435,019.24/599,980.26 = 359,436.52/x
3. Step 3: Cross multiply
   435,019.24x = 599,980.26 × 359,436.52
4. Step 4: Simplify right side
   435,019.24x = 215,654,816,723.10
5. Step 5: Solve for x
   x = 215,654,816,723.10/435,019.24
6. Step 6: Final answer
   x = 495,736.27