Finding the Fourth Proportional to 9,412.22, 12,986.61 and 5,874.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,412.22 : 12,986.61 = 5,874.14 : x
2. Step 2: Convert to fraction form
   9,412.22/12,986.61 = 5,874.14/x
3. Step 3: Cross multiply
   9,412.22x = 12,986.61 × 5,874.14
4. Step 4: Simplify right side
   9,412.22x = 76,285,165.27
5. Step 5: Solve for x
   x = 76,285,165.27/9,412.22
6. Step 6: Final answer
   x = 8,104.91