Finding the Fourth Proportional to 7,005.89, 9,668.06 and 3,819.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,005.89 : 9,668.06 = 3,819.18 : x
2. Step 2: Convert to fraction form
   7,005.89/9,668.06 = 3,819.18/x
3. Step 3: Cross multiply
   7,005.89x = 9,668.06 × 3,819.18
4. Step 4: Simplify right side
   7,005.89x = 36,924,061.39
5. Step 5: Solve for x
   x = 36,924,061.39/7,005.89
6. Step 6: Final answer
   x = 5,270.43