Finding the Fourth Proportional to 14,098.71, 19,456.17 and 7,725.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,098.71 : 19,456.17 = 7,725.69 : x
2. Step 2: Convert to fraction form
   14,098.71/19,456.17 = 7,725.69/x
3. Step 3: Cross multiply
   14,098.71x = 19,456.17 × 7,725.69
4. Step 4: Simplify right side
   14,098.71x = 150,312,338.01
5. Step 5: Solve for x
   x = 150,312,338.01/14,098.71
6. Step 6: Final answer
   x = 10,661.42