Finding the Fourth Proportional to 10,288.37, 14,198.05 and 5,572.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,288.37 : 14,198.05 = 5,572.69 : x
2. Step 2: Convert to fraction form
   10,288.37/14,198.05 = 5,572.69/x
3. Step 3: Cross multiply
   10,288.37x = 14,198.05 × 5,572.69
4. Step 4: Simplify right side
   10,288.37x = 79,121,302.73
5. Step 5: Solve for x
   x = 79,121,302.73/10,288.37
6. Step 6: Final answer
   x = 7,690.36