Finding the Fourth Proportional to 12,662.75, 17,474.58 and 7,073.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,662.75 : 17,474.58 = 7,073.75 : x
2. Step 2: Convert to fraction form
   12,662.75/17,474.58 = 7,073.75/x
3. Step 3: Cross multiply
   12,662.75x = 17,474.58 × 7,073.75
4. Step 4: Simplify right side
   12,662.75x = 123,610,722.90
5. Step 5: Solve for x
   x = 123,610,722.90/12,662.75
6. Step 6: Final answer
   x = 9,761.76