Finding the Fourth Proportional to 7,014.84, 9,680.31 and 3,870.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,014.84 : 9,680.31 = 3,870.96 : x
2. Step 2: Convert to fraction form
   7,014.84/9,680.31 = 3,870.96/x
3. Step 3: Cross multiply
   7,014.84x = 9,680.31 × 3,870.96
4. Step 4: Simplify right side
   7,014.84x = 37,472,092.80
5. Step 5: Solve for x
   x = 37,472,092.80/7,014.84
6. Step 6: Final answer
   x = 5,341.83