Finding the Fourth Proportional to 9,427.47, 13,010.94 and 5,394.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,427.47 : 13,010.94 = 5,394.67 : x
2. Step 2: Convert to fraction form
   9,427.47/13,010.94 = 5,394.67/x
3. Step 3: Cross multiply
   9,427.47x = 13,010.94 × 5,394.67
4. Step 4: Simplify right side
   9,427.47x = 70,189,727.69
5. Step 5: Solve for x
   x = 70,189,727.69/9,427.47
6. Step 6: Final answer
   x = 7,445.23