Finding the Fourth Proportional to 6,071.34, 9,103.87 and 3,109.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,071.34 : 9,103.87 = 3,109.30 : x
2. Step 2: Convert to fraction form
   6,071.34/9,103.87 = 3,109.30/x
3. Step 3: Cross multiply
   6,071.34x = 9,103.87 × 3,109.30
4. Step 4: Simplify right side
   6,071.34x = 28,306,662.99
5. Step 5: Solve for x
   x = 28,306,662.99/6,071.34
6. Step 6: Final answer
   x = 4,662.34