Finding the Fourth Proportional to 10,389.24, 14,337.12 and 5,673.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,389.24 : 14,337.12 = 5,673.52 : x
2. Step 2: Convert to fraction form
   10,389.24/14,337.12 = 5,673.52/x
3. Step 3: Cross multiply
   10,389.24x = 14,337.12 × 5,673.52
4. Step 4: Simplify right side
   10,389.24x = 81,341,937.06
5. Step 5: Solve for x
   x = 81,341,937.06/10,389.24
6. Step 6: Final answer
   x = 7,829.44