Finding the Fourth Proportional to 9,105.75, 12,566.03 and 5,126.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,105.75 : 12,566.03 = 5,126.67 : x
2. Step 2: Convert to fraction form
   9,105.75/12,566.03 = 5,126.67/x
3. Step 3: Cross multiply
   9,105.75x = 12,566.03 × 5,126.67
4. Step 4: Simplify right side
   9,105.75x = 64,421,863.39
5. Step 5: Solve for x
   x = 64,421,863.39/9,105.75
6. Step 6: Final answer
   x = 7,074.86