Finding the Fourth Proportional to 12,725.82, 19,061.10 and 7,176.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,725.82 : 19,061.10 = 7,176.24 : x
2. Step 2: Convert to fraction form
   12,725.82/19,061.10 = 7,176.24/x
3. Step 3: Cross multiply
   12,725.82x = 19,061.10 × 7,176.24
4. Step 4: Simplify right side
   12,725.82x = 136,787,028.26
5. Step 5: Solve for x
   x = 136,787,028.26/12,725.82
6. Step 6: Final answer
   x = 10,748.78