Finding the Fourth Proportional to 5,145.35, 7,730.33 and 3,300.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,145.35 : 7,730.33 = 3,300.08 : x
2. Step 2: Convert to fraction form
   5,145.35/7,730.33 = 3,300.08/x
3. Step 3: Cross multiply
   5,145.35x = 7,730.33 × 3,300.08
4. Step 4: Simplify right side
   5,145.35x = 25,510,652.27
5. Step 5: Solve for x
   x = 25,510,652.27/5,145.35
6. Step 6: Final answer
   x = 4,958.01