Finding the Fourth Proportional to 12,404.98, 18,608.07 and 5,008.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404.98 : 18,608.07 = 5,008.51 : x
2. Step 2: Convert to fraction form
   12,404.98/18,608.07 = 5,008.51/x
3. Step 3: Cross multiply
   12,404.98x = 18,608.07 × 5,008.51
4. Step 4: Simplify right side
   12,404.98x = 93,198,586.59
5. Step 5: Solve for x
   x = 93,198,586.59/12,404.98
6. Step 6: Final answer
   x = 7,513.00