Finding the Fourth Proportional to 22,164.21, 30,597.90 and 17,117.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,164.21 : 30,597.90 = 17,117.10 : x
2. Step 2: Convert to fraction form
   22,164.21/30,597.90 = 17,117.10/x
3. Step 3: Cross multiply
   22,164.21x = 30,597.90 × 17,117.10
4. Step 4: Simplify right side
   22,164.21x = 523,747,314.09
5. Step 5: Solve for x
   x = 523,747,314.09/22,164.21
6. Step 6: Final answer
   x = 23,630.32