Finding the Fourth Proportional to 8,443.88, 11,652.71 and 4,667.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.88 : 11,652.71 = 4,667.25 : x
2. Step 2: Convert to fraction form
   8,443.88/11,652.71 = 4,667.25/x
3. Step 3: Cross multiply
   8,443.88x = 11,652.71 × 4,667.25
4. Step 4: Simplify right side
   8,443.88x = 54,386,157.36
5. Step 5: Solve for x
   x = 54,386,157.36/8,443.88
6. Step 6: Final answer
   x = 6,440.90