Finding the Fourth Proportional to 7,357.82, 10,147.07 and 5,474.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,357.82 : 10,147.07 = 5,474.12 : x
2. Step 2: Convert to fraction form
   7,357.82/10,147.07 = 5,474.12/x
3. Step 3: Cross multiply
   7,357.82x = 10,147.07 × 5,474.12
4. Step 4: Simplify right side
   7,357.82x = 55,546,251.46
5. Step 5: Solve for x
   x = 55,546,251.46/7,357.82
6. Step 6: Final answer
   x = 7,549.28