Finding the Fourth Proportional to 10,149.42, 14,006.16 and 5,673.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,149.42 : 14,006.16 = 5,673.18 : x
2. Step 2: Convert to fraction form
   10,149.42/14,006.16 = 5,673.18/x
3. Step 3: Cross multiply
   10,149.42x = 14,006.16 × 5,673.18
4. Step 4: Simplify right side
   10,149.42x = 79,459,466.79
5. Step 5: Solve for x
   x = 79,459,466.79/10,149.42
6. Step 6: Final answer
   x = 7,828.97