Finding the Fourth Proportional to 8,992.25, 12,409.37 and 5,013.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,992.25 : 12,409.37 = 5,013.62 : x
2. Step 2: Convert to fraction form
   8,992.25/12,409.37 = 5,013.62/x
3. Step 3: Cross multiply
   8,992.25x = 12,409.37 × 5,013.62
4. Step 4: Simplify right side
   8,992.25x = 62,215,778.50
5. Step 5: Solve for x
   x = 62,215,778.50/8,992.25
6. Step 6: Final answer
   x = 6,918.83