Finding the Fourth Proportional to 14,499.75, 19,981.64 and 10,300.71

Step by Step Solution

1. Step 1: Write the proportion equation
   14,499.75 : 19,981.64 = 10,300.71 : x
2. Step 2: Convert to fraction form
   14,499.75/19,981.64 = 10,300.71/x
3. Step 3: Cross multiply
   14,499.75x = 19,981.64 × 10,300.71
4. Step 4: Simplify right side
   14,499.75x = 205,825,078.96
5. Step 5: Solve for x
   x = 205,825,078.96/14,499.75
6. Step 6: Final answer
   x = 14,195.08