Finding the Fourth Proportional to 9,429.01, 13,009.10 and 5,448.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429.01 : 13,009.10 = 5,448.67 : x
2. Step 2: Convert to fraction form
   9,429.01/13,009.10 = 5,448.67/x
3. Step 3: Cross multiply
   9,429.01x = 13,009.10 × 5,448.67
4. Step 4: Simplify right side
   9,429.01x = 70,882,214.23
5. Step 5: Solve for x
   x = 70,882,214.23/9,429.01
6. Step 6: Final answer
   x = 7,517.46