Finding the Fourth Proportional to 9,764.04, 13,473.90 and 5,571.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,764.04 : 13,473.90 = 5,571.48 : x
2. Step 2: Convert to fraction form
   9,764.04/13,473.90 = 5,571.48/x
3. Step 3: Cross multiply
   9,764.04x = 13,473.90 × 5,571.48
4. Step 4: Simplify right side
   9,764.04x = 75,069,564.37
5. Step 5: Solve for x
   x = 75,069,564.37/9,764.04
6. Step 6: Final answer
   x = 7,688.37