Finding the Fourth Proportional to 9,050.69, 12,491.67 and 5,274.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,050.69 : 12,491.67 = 5,274.67 : x
2. Step 2: Convert to fraction form
   9,050.69/12,491.67 = 5,274.67/x
3. Step 3: Cross multiply
   9,050.69x = 12,491.67 × 5,274.67
4. Step 4: Simplify right side
   9,050.69x = 65,889,437.00
5. Step 5: Solve for x
   x = 65,889,437.00/9,050.69
6. Step 6: Final answer
   x = 7,280.05