Finding the Fourth Proportional to 12,383.02, 17,111.16 and 9,019.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,383.02 : 17,111.16 = 9,019.96 : x
2. Step 2: Convert to fraction form
   12,383.02/17,111.16 = 9,019.96/x
3. Step 3: Cross multiply
   12,383.02x = 17,111.16 × 9,019.96
4. Step 4: Simplify right side
   12,383.02x = 154,341,978.75
5. Step 5: Solve for x
   x = 154,341,978.75/12,383.02
6. Step 6: Final answer
   x = 12,464.00