Finding the Fourth Proportional to 6,614.01, 9,128.16 and 3,819.51

Step by Step Solution

1. Step 1: Write the proportion equation
   6,614.01 : 9,128.16 = 3,819.51 : x
2. Step 2: Convert to fraction form
   6,614.01/9,128.16 = 3,819.51/x
3. Step 3: Cross multiply
   6,614.01x = 9,128.16 × 3,819.51
4. Step 4: Simplify right side
   6,614.01x = 34,865,098.40
5. Step 5: Solve for x
   x = 34,865,098.40/6,614.01
6. Step 6: Final answer
   x = 5,271.40