Finding the Fourth Proportional to 10,680.30, 14,739.50 and 5,964.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,680.30 : 14,739.50 = 5,964.58 : x
2. Step 2: Convert to fraction form
   10,680.30/14,739.50 = 5,964.58/x
3. Step 3: Cross multiply
   10,680.30x = 14,739.50 × 5,964.58
4. Step 4: Simplify right side
   10,680.30x = 87,914,926.91
5. Step 5: Solve for x
   x = 87,914,926.91/10,680.30
6. Step 6: Final answer
   x = 8,231.50