Finding the Fourth Proportional to 12,309.48, 16,983 and 7,593.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,309.48 : 16,983 = 7,593.12 : x
2. Step 2: Convert to fraction form
   12,309.48/16,983 = 7,593.12/x
3. Step 3: Cross multiply
   12,309.48x = 16,983 × 7,593.12
4. Step 4: Simplify right side
   12,309.48x = 128,953,956.96
5. Step 5: Solve for x
   x = 128,953,956.96/12,309.48
6. Step 6: Final answer
   x = 10,475.99