Finding the Fourth Proportional to 9,475.28, 13,076.78 and 5,442.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,475.28 : 13,076.78 = 5,442.67 : x
2. Step 2: Convert to fraction form
   9,475.28/13,076.78 = 5,442.67/x
3. Step 3: Cross multiply
   9,475.28x = 13,076.78 × 5,442.67
4. Step 4: Simplify right side
   9,475.28x = 71,172,538.30
5. Step 5: Solve for x
   x = 71,172,538.30/9,475.28
6. Step 6: Final answer
   x = 7,511.40