Finding the Fourth Proportional to 9,678.62, 14,519.81 and 3,104.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,678.62 : 14,519.81 = 3,104.30 : x
2. Step 2: Convert to fraction form
   9,678.62/14,519.81 = 3,104.30/x
3. Step 3: Cross multiply
   9,678.62x = 14,519.81 × 3,104.30
4. Step 4: Simplify right side
   9,678.62x = 45,073,781.34
5. Step 5: Solve for x
   x = 45,073,781.34/9,678.62
6. Step 6: Final answer
   x = 4,657.05