Finding the Fourth Proportional to 9,873.05, 13,624.56 and 5,396.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,873.05 : 13,624.56 = 5,396.67 : x
2. Step 2: Convert to fraction form
   9,873.05/13,624.56 = 5,396.67/x
3. Step 3: Cross multiply
   9,873.05x = 13,624.56 × 5,396.67
4. Step 4: Simplify right side
   9,873.05x = 73,527,254.22
5. Step 5: Solve for x
   x = 73,527,254.22/9,873.05
6. Step 6: Final answer
   x = 7,447.27