Finding the Fourth Proportional to 23,488.16, 32,220.56 and 22,217.04

Step by Step Solution

1. Step 1: Write the proportion equation
   23,488.16 : 32,220.56 = 22,217.04 : x
2. Step 2: Convert to fraction form
   23,488.16/32,220.56 = 22,217.04/x
3. Step 3: Cross multiply
   23,488.16x = 32,220.56 × 22,217.04
4. Step 4: Simplify right side
   23,488.16x = 715,845,525.89
5. Step 5: Solve for x
   x = 715,845,525.89/23,488.16
6. Step 6: Final answer
   x = 30,476.87