Finding the Fourth Proportional to 9,538.42, 13,162.86 and 5,559.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,538.42 : 13,162.86 = 5,559.70 : x
2. Step 2: Convert to fraction form
   9,538.42/13,162.86 = 5,559.70/x
3. Step 3: Cross multiply
   9,538.42x = 13,162.86 × 5,559.70
4. Step 4: Simplify right side
   9,538.42x = 73,181,552.74
5. Step 5: Solve for x
   x = 73,181,552.74/9,538.42
6. Step 6: Final answer
   x = 7,672.29