Finding the Fourth Proportional to 359,719, 496,412.22 and 200,743

Step by Step Solution

1. Step 1: Write the proportion equation
   359,719 : 496,412.22 = 200,743 : x
2. Step 2: Convert to fraction form
   359,719/496,412.22 = 200,743/x
3. Step 3: Cross multiply
   359,719x = 496,412.22 × 200,743
4. Step 4: Simplify right side
   359,719x = 99,651,278,279.46
5. Step 5: Solve for x
   x = 99,651,278,279.46/359,719
6. Step 6: Final answer
   x = 277,025.34