Finding the Fourth Proportional to 15,667.52, 21,621.52 and 8,593.52

Step by Step Solution

1. Step 1: Write the proportion equation
   15,667.52 : 21,621.52 = 8,593.52 : x
2. Step 2: Convert to fraction form
   15,667.52/21,621.52 = 8,593.52/x
3. Step 3: Cross multiply
   15,667.52x = 21,621.52 × 8,593.52
4. Step 4: Simplify right side
   15,667.52x = 185,804,964.55
5. Step 5: Solve for x
   x = 185,804,964.55/15,667.52
6. Step 6: Final answer
   x = 11,859.25