Finding the Fourth Proportional to 11,997.87, 16,559.19 and 7,525.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,997.87 : 16,559.19 = 7,525.46 : x
2. Step 2: Convert to fraction form
   11,997.87/16,559.19 = 7,525.46/x
3. Step 3: Cross multiply
   11,997.87x = 16,559.19 × 7,525.46
4. Step 4: Simplify right side
   11,997.87x = 124,615,401.55
5. Step 5: Solve for x
   x = 124,615,401.55/11,997.87
6. Step 6: Final answer
   x = 10,386.46