Finding the Fourth Proportional to 10,173.98, 14,039.71 and 5,697.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,173.98 : 14,039.71 = 5,697.51 : x
2. Step 2: Convert to fraction form
   10,173.98/14,039.71 = 5,697.51/x
3. Step 3: Cross multiply
   10,173.98x = 14,039.71 × 5,697.51
4. Step 4: Simplify right side
   10,173.98x = 79,991,388.12
5. Step 5: Solve for x
   x = 79,991,388.12/10,173.98
6. Step 6: Final answer
   x = 7,862.35