Finding the Fourth Proportional to 5,609.30, 7,732.74 and 3,925.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,609.30 : 7,732.74 = 3,925.48 : x
2. Step 2: Convert to fraction form
   5,609.30/7,732.74 = 3,925.48/x
3. Step 3: Cross multiply
   5,609.30x = 7,732.74 × 3,925.48
4. Step 4: Simplify right side
   5,609.30x = 30,354,716.22
5. Step 5: Solve for x
   x = 30,354,716.22/5,609.30
6. Step 6: Final answer
   x = 5,411.50