Finding the Fourth Proportional to 21,748.52, 30,073.37 and 17,264.49

Step by Step Solution

1. Step 1: Write the proportion equation
   21,748.52 : 30,073.37 = 17,264.49 : x
2. Step 2: Convert to fraction form
   21,748.52/30,073.37 = 17,264.49/x
3. Step 3: Cross multiply
   21,748.52x = 30,073.37 × 17,264.49
4. Step 4: Simplify right side
   21,748.52x = 519,201,309.31
5. Step 5: Solve for x
   x = 519,201,309.31/21,748.52
6. Step 6: Final answer
   x = 23,872.95