Finding the Fourth Proportional to 12,663, 17,474.94 and 7,075.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,663 : 17,474.94 = 7,075.08 : x
2. Step 2: Convert to fraction form
   12,663/17,474.94 = 7,075.08/x
3. Step 3: Cross multiply
   12,663x = 17,474.94 × 7,075.08
4. Step 4: Simplify right side
   12,663x = 123,636,598.50
5. Step 5: Solve for x
   x = 123,636,598.50/12,663
6. Step 6: Final answer
   x = 9,763.61