Finding the Fourth Proportional to 14,020.47, 19,344.33 and 8,353.86

Step by Step Solution

1. Step 1: Write the proportion equation
   14,020.47 : 19,344.33 = 8,353.86 : x
2. Step 2: Convert to fraction form
   14,020.47/19,344.33 = 8,353.86/x
3. Step 3: Cross multiply
   14,020.47x = 19,344.33 × 8,353.86
4. Step 4: Simplify right side
   14,020.47x = 161,599,824.61
5. Step 5: Solve for x
   x = 161,599,824.61/14,020.47
6. Step 6: Final answer
   x = 11,525.99