Finding the Fourth Proportional to 10,105.84, 13,942.36 and 6,124.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.84 : 13,942.36 = 6,124.08 : x
2. Step 2: Convert to fraction form
   10,105.84/13,942.36 = 6,124.08/x
3. Step 3: Cross multiply
   10,105.84x = 13,942.36 × 6,124.08
4. Step 4: Simplify right side
   10,105.84x = 85,384,128.03
5. Step 5: Solve for x
   x = 85,384,128.03/10,105.84
6. Step 6: Final answer
   x = 8,448.99