Finding the Fourth Proportional to 12,754.50, 17,602.83 and 7,165.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,754.50 : 17,602.83 = 7,165.50 : x
2. Step 2: Convert to fraction form
   12,754.50/17,602.83 = 7,165.50/x
3. Step 3: Cross multiply
   12,754.50x = 17,602.83 × 7,165.50
4. Step 4: Simplify right side
   12,754.50x = 126,133,078.37
5. Step 5: Solve for x
   x = 126,133,078.37/12,754.50
6. Step 6: Final answer
   x = 9,889.30