Finding the Fourth Proportional to 12,006.94, 16,568.78 and 7,530.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,006.94 : 16,568.78 = 7,530.50 : x
2. Step 2: Convert to fraction form
   12,006.94/16,568.78 = 7,530.50/x
3. Step 3: Cross multiply
   12,006.94x = 16,568.78 × 7,530.50
4. Step 4: Simplify right side
   12,006.94x = 124,771,197.79
5. Step 5: Solve for x
   x = 124,771,197.79/12,006.94
6. Step 6: Final answer
   x = 10,391.59