Finding the Fourth Proportional to 9,722.96, 13,419.24 and 5,532.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,722.96 : 13,419.24 = 5,532.56 : x
2. Step 2: Convert to fraction form
   9,722.96/13,419.24 = 5,532.56/x
3. Step 3: Cross multiply
   9,722.96x = 13,419.24 × 5,532.56
4. Step 4: Simplify right side
   9,722.96x = 74,242,750.45
5. Step 5: Solve for x
   x = 74,242,750.45/9,722.96
6. Step 6: Final answer
   x = 7,635.82