Finding the Fourth Proportional to 21,367.72, 32,008.06 and 17,433

Step by Step Solution

1. Step 1: Write the proportion equation
   21,367.72 : 32,008.06 = 17,433 : x
2. Step 2: Convert to fraction form
   21,367.72/32,008.06 = 17,433/x
3. Step 3: Cross multiply
   21,367.72x = 32,008.06 × 17,433
4. Step 4: Simplify right side
   21,367.72x = 557,996,509.98
5. Step 5: Solve for x
   x = 557,996,509.98/21,367.72
6. Step 6: Final answer
   x = 26,113.99