Finding the Fourth Proportional to 8,405.73, 12,607.71 and 3,725.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,405.73 : 12,607.71 = 3,725.82 : x
2. Step 2: Convert to fraction form
   8,405.73/12,607.71 = 3,725.82/x
3. Step 3: Cross multiply
   8,405.73x = 12,607.71 × 3,725.82
4. Step 4: Simplify right side
   8,405.73x = 46,974,058.07
5. Step 5: Solve for x
   x = 46,974,058.07/8,405.73
6. Step 6: Final answer
   x = 5,588.34