Finding the Fourth Proportional to 325,304.72, 448,118.39 and 276,751.15

Step by Step Solution

1. Step 1: Write the proportion equation
   325,304.72 : 448,118.39 = 276,751.15 : x
2. Step 2: Convert to fraction form
   325,304.72/448,118.39 = 276,751.15/x
3. Step 3: Cross multiply
   325,304.72x = 448,118.39 × 276,751.15
4. Step 4: Simplify right side
   325,304.72x = 124,017,279,768.65
5. Step 5: Solve for x
   x = 124,017,279,768.65/325,304.72
6. Step 6: Final answer
   x = 381,234.18