Finding the Fourth Proportional to 12,401.52, 18,569.16 and 10,433.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,401.52 : 18,569.16 = 10,433.22 : x
2. Step 2: Convert to fraction form
   12,401.52/18,569.16 = 10,433.22/x
3. Step 3: Cross multiply
   12,401.52x = 18,569.16 × 10,433.22
4. Step 4: Simplify right side
   12,401.52x = 193,736,131.50
5. Step 5: Solve for x
   x = 193,736,131.50/12,401.52
6. Step 6: Final answer
   x = 15,621.97