Finding the Fourth Proportional to 9,538.32, 13,157.43 and 5,559

Step by Step Solution

1. Step 1: Write the proportion equation
   9,538.32 : 13,157.43 = 5,559 : x
2. Step 2: Convert to fraction form
   9,538.32/13,157.43 = 5,559/x
3. Step 3: Cross multiply
   9,538.32x = 13,157.43 × 5,559
4. Step 4: Simplify right side
   9,538.32x = 73,142,153.37
5. Step 5: Solve for x
   x = 73,142,153.37/9,538.32
6. Step 6: Final answer
   x = 7,668.24