Finding the Fourth Proportional to 12,406.48, 17,114.52 and 7,682.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,406.48 : 17,114.52 = 7,682.56 : x
2. Step 2: Convert to fraction form
   12,406.48/17,114.52 = 7,682.56/x
3. Step 3: Cross multiply
   12,406.48x = 17,114.52 × 7,682.56
4. Step 4: Simplify right side
   12,406.48x = 131,483,283.98
5. Step 5: Solve for x
   x = 131,483,283.98/12,406.48
6. Step 6: Final answer
   x = 10,597.95