Finding the Fourth Proportional to 15,667.41, 21,622.16 and 8,952.88

Step by Step Solution

1. Step 1: Write the proportion equation
   15,667.41 : 21,622.16 = 8,952.88 : x
2. Step 2: Convert to fraction form
   15,667.41/21,622.16 = 8,952.88/x
3. Step 3: Cross multiply
   15,667.41x = 21,622.16 × 8,952.88
4. Step 4: Simplify right side
   15,667.41x = 193,580,603.82
5. Step 5: Solve for x
   x = 193,580,603.82/15,667.41
6. Step 6: Final answer
   x = 12,355.62