Finding the Fourth Proportional to 12,663.33, 17,475.39 and 7,074.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,663.33 : 17,475.39 = 7,074.33 : x
2. Step 2: Convert to fraction form
   12,663.33/17,475.39 = 7,074.33/x
3. Step 3: Cross multiply
   12,663.33x = 17,475.39 × 7,074.33
4. Step 4: Simplify right side
   12,663.33x = 123,626,675.74
5. Step 5: Solve for x
   x = 123,626,675.74/12,663.33
6. Step 6: Final answer
   x = 9,762.57