Finding the Fourth Proportional to 21,772.38, 32,658.59 and 17,417.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,772.38 : 32,658.59 = 17,417.52 : x
2. Step 2: Convert to fraction form
   21,772.38/32,658.59 = 17,417.52/x
3. Step 3: Cross multiply
   21,772.38x = 32,658.59 × 17,417.52
4. Step 4: Simplify right side
   21,772.38x = 568,831,557.41
5. Step 5: Solve for x
   x = 568,831,557.41/21,772.38
6. Step 6: Final answer
   x = 26,126.29