Finding the Fourth Proportional to 10,173.49, 14,037.78 and 5,697.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,173.49 : 14,037.78 = 5,697.43 : x
2. Step 2: Convert to fraction form
   10,173.49/14,037.78 = 5,697.43/x
3. Step 3: Cross multiply
   10,173.49x = 14,037.78 × 5,697.43
4. Step 4: Simplify right side
   10,173.49x = 79,979,268.91
5. Step 5: Solve for x
   x = 79,979,268.91/10,173.49
6. Step 6: Final answer
   x = 7,861.54