Finding the Fourth Proportional to 402,253.82, 554,951.52 and 259,096.84

Step by Step Solution

1. Step 1: Write the proportion equation
   402,253.82 : 554,951.52 = 259,096.84 : x
2. Step 2: Convert to fraction form
   402,253.82/554,951.52 = 259,096.84/x
3. Step 3: Cross multiply
   402,253.82x = 554,951.52 × 259,096.84
4. Step 4: Simplify right side
   402,253.82x = 143,786,185,185.20
5. Step 5: Solve for x
   x = 143,786,185,185.20/402,253.82
6. Step 6: Final answer
   x = 357,451.39