Finding the Fourth Proportional to 16,227.06, 22,386.30 and 9,513

Step by Step Solution

1. Step 1: Write the proportion equation
   16,227.06 : 22,386.30 = 9,513 : x
2. Step 2: Convert to fraction form
   16,227.06/22,386.30 = 9,513/x
3. Step 3: Cross multiply
   16,227.06x = 22,386.30 × 9,513
4. Step 4: Simplify right side
   16,227.06x = 212,960,871.90
5. Step 5: Solve for x
   x = 212,960,871.90/16,227.06
6. Step 6: Final answer
   x = 13,123.81