Finding the Fourth Proportional to 22,471.76, 30,983.10 and 17,158.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,471.76 : 30,983.10 = 17,158.16 : x
2. Step 2: Convert to fraction form
   22,471.76/30,983.10 = 17,158.16/x
3. Step 3: Cross multiply
   22,471.76x = 30,983.10 × 17,158.16
4. Step 4: Simplify right side
   22,471.76x = 531,612,987.10
5. Step 5: Solve for x
   x = 531,612,987.10/22,471.76
6. Step 6: Final answer
   x = 23,656.94