Finding the Fourth Proportional to 13,601.29, 18,769.47 and 7,632.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,601.29 : 18,769.47 = 7,632.82 : x
2. Step 2: Convert to fraction form
   13,601.29/18,769.47 = 7,632.82/x
3. Step 3: Cross multiply
   13,601.29x = 18,769.47 × 7,632.82
4. Step 4: Simplify right side
   13,601.29x = 143,263,986.01
5. Step 5: Solve for x
   x = 143,263,986.01/13,601.29
6. Step 6: Final answer
   x = 10,533.12