Finding the Fourth Proportional to 7,353.32, 10,147.43 and 3,996.07

Step by Step Solution

1. Step 1: Write the proportion equation
   7,353.32 : 10,147.43 = 3,996.07 : x
2. Step 2: Convert to fraction form
   7,353.32/10,147.43 = 3,996.07/x
3. Step 3: Cross multiply
   7,353.32x = 10,147.43 × 3,996.07
4. Step 4: Simplify right side
   7,353.32x = 40,549,825.22
5. Step 5: Solve for x
   x = 40,549,825.22/7,353.32
6. Step 6: Final answer
   x = 5,514.50