Finding the Fourth Proportional to 14,497.75, 19,978.89 and 10,298.71

Step by Step Solution

1. Step 1: Write the proportion equation
   14,497.75 : 19,978.89 = 10,298.71 : x
2. Step 2: Convert to fraction form
   14,497.75/19,978.89 = 10,298.71/x
3. Step 3: Cross multiply
   14,497.75x = 19,978.89 × 10,298.71
4. Step 4: Simplify right side
   14,497.75x = 205,756,780.59
5. Step 5: Solve for x
   x = 205,756,780.59/14,497.75
6. Step 6: Final answer
   x = 14,192.32