Finding the Fourth Proportional to 13,632.14, 18,812.33 and 7,663.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,632.14 : 18,812.33 = 7,663.82 : x
2. Step 2: Convert to fraction form
   13,632.14/18,812.33 = 7,663.82/x
3. Step 3: Cross multiply
   13,632.14x = 18,812.33 × 7,663.82
4. Step 4: Simplify right side
   13,632.14x = 144,174,178.52
5. Step 5: Solve for x
   x = 144,174,178.52/13,632.14
6. Step 6: Final answer
   x = 10,576.05