Finding the Fourth Proportional to 9,412.48, 14,128.94 and 7,079.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,412.48 : 14,128.94 = 7,079.14 : x
2. Step 2: Convert to fraction form
   9,412.48/14,128.94 = 7,079.14/x
3. Step 3: Cross multiply
   9,412.48x = 14,128.94 × 7,079.14
4. Step 4: Simplify right side
   9,412.48x = 100,020,744.31
5. Step 5: Solve for x
   x = 100,020,744.31/9,412.48
6. Step 6: Final answer
   x = 10,626.40