Finding the Fourth Proportional to 21,402.72, 32,060.56 and 17,468

Step by Step Solution

1. Step 1: Write the proportion equation
   21,402.72 : 32,060.56 = 17,468 : x
2. Step 2: Convert to fraction form
   21,402.72/32,060.56 = 17,468/x
3. Step 3: Cross multiply
   21,402.72x = 32,060.56 × 17,468
4. Step 4: Simplify right side
   21,402.72x = 560,033,862.08
5. Step 5: Solve for x
   x = 560,033,862.08/21,402.72
6. Step 6: Final answer
   x = 26,166.48