Finding the Fourth Proportional to 23,616.06, 32,589.63 and 13,005.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,616.06 : 32,589.63 = 13,005.42 : x
2. Step 2: Convert to fraction form
   23,616.06/32,589.63 = 13,005.42/x
3. Step 3: Cross multiply
   23,616.06x = 32,589.63 × 13,005.42
4. Step 4: Simplify right side
   23,616.06x = 423,841,825.79
5. Step 5: Solve for x
   x = 423,841,825.79/23,616.06
6. Step 6: Final answer
   x = 17,947.19