Finding the Fourth Proportional to 12,533.72, 17,288.94 and 8,284.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,533.72 : 17,288.94 = 8,284.82 : x
2. Step 2: Convert to fraction form
   12,533.72/17,288.94 = 8,284.82/x
3. Step 3: Cross multiply
   12,533.72x = 17,288.94 × 8,284.82
4. Step 4: Simplify right side
   12,533.72x = 143,235,755.89
5. Step 5: Solve for x
   x = 143,235,755.89/12,533.72
6. Step 6: Final answer
   x = 11,428.03