Finding the Fourth Proportional to 23,488.21, 32,215.27 and 22,217.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,488.21 : 32,215.27 = 22,217.32 : x
2. Step 2: Convert to fraction form
   23,488.21/32,215.27 = 22,217.32/x
3. Step 3: Cross multiply
   23,488.21x = 32,215.27 × 22,217.32
4. Step 4: Simplify right side
   23,488.21x = 715,736,851.39
5. Step 5: Solve for x
   x = 715,736,851.39/23,488.21
6. Step 6: Final answer
   x = 30,472.18