Finding the Fourth Proportional to 451,356.72, 622,849.14 and 260,358.72

Step by Step Solution

1. Step 1: Write the proportion equation
   451,356.72 : 622,849.14 = 260,358.72 : x
2. Step 2: Convert to fraction form
   451,356.72/622,849.14 = 260,358.72/x
3. Step 3: Cross multiply
   451,356.72x = 622,849.14 × 260,358.72
4. Step 4: Simplify right side
   451,356.72x = 162,164,204,843.50
5. Step 5: Solve for x
   x = 162,164,204,843.50/451,356.72
6. Step 6: Final answer
   x = 359,281.69