Finding the Fourth Proportional to 13,693.24, 18,896.76 and 8,026.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,693.24 : 18,896.76 = 8,026.72 : x
2. Step 2: Convert to fraction form
   13,693.24/18,896.76 = 8,026.72/x
3. Step 3: Cross multiply
   13,693.24x = 18,896.76 × 8,026.72
4. Step 4: Simplify right side
   13,693.24x = 151,679,001.43
5. Step 5: Solve for x
   x = 151,679,001.43/13,693.24
6. Step 6: Final answer
   x = 11,076.93