Finding the Fourth Proportional to 9,411.48, 14,127.44 and 7,078.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,411.48 : 14,127.44 = 7,078.14 : x
2. Step 2: Convert to fraction form
   9,411.48/14,127.44 = 7,078.14/x
3. Step 3: Cross multiply
   9,411.48x = 14,127.44 × 7,078.14
4. Step 4: Simplify right side
   9,411.48x = 99,995,962.77
5. Step 5: Solve for x
   x = 99,995,962.77/9,411.48
6. Step 6: Final answer
   x = 10,624.89