Finding the Fourth Proportional to 9,469.85, 13,069.65 and 5,438.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,469.85 : 13,069.65 = 5,438.27 : x
2. Step 2: Convert to fraction form
   9,469.85/13,069.65 = 5,438.27/x
3. Step 3: Cross multiply
   9,469.85x = 13,069.65 × 5,438.27
4. Step 4: Simplify right side
   9,469.85x = 71,076,285.51
5. Step 5: Solve for x
   x = 71,076,285.51/9,469.85
6. Step 6: Final answer
   x = 7,505.53