Finding the Fourth Proportional to 441,111.32, 608,872.38 and 250,251.56

Step by Step Solution

1. Step 1: Write the proportion equation
   441,111.32 : 608,872.38 = 250,251.56 : x
2. Step 2: Convert to fraction form
   441,111.32/608,872.38 = 250,251.56/x
3. Step 3: Cross multiply
   441,111.32x = 608,872.38 × 250,251.56
4. Step 4: Simplify right side
   441,111.32x = 152,371,262,935.91
5. Step 5: Solve for x
   x = 152,371,262,935.91/441,111.32
6. Step 6: Final answer
   x = 345,425.87