Finding the Fourth Proportional to 12,610.50, 17,406.06 and 7,576.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,610.50 : 17,406.06 = 7,576.32 : x
2. Step 2: Convert to fraction form
   12,610.50/17,406.06 = 7,576.32/x
3. Step 3: Cross multiply
   12,610.50x = 17,406.06 × 7,576.32
4. Step 4: Simplify right side
   12,610.50x = 131,873,880.50
5. Step 5: Solve for x
   x = 131,873,880.50/12,610.50
6. Step 6: Final answer
   x = 10,457.47