Finding the Fourth Proportional to 7,354.56, 10,149.31 and 3,997.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,354.56 : 10,149.31 = 3,997.37 : x
2. Step 2: Convert to fraction form
   7,354.56/10,149.31 = 3,997.37/x
3. Step 3: Cross multiply
   7,354.56x = 10,149.31 × 3,997.37
4. Step 4: Simplify right side
   7,354.56x = 40,570,498.11
5. Step 5: Solve for x
   x = 40,570,498.11/7,354.56
6. Step 6: Final answer
   x = 5,516.37