Finding the Fourth Proportional to 10,672.90, 14,729.42 and 5,957.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,672.90 : 14,729.42 = 5,957.88 : x
2. Step 2: Convert to fraction form
   10,672.90/14,729.42 = 5,957.88/x
3. Step 3: Cross multiply
   10,672.90x = 14,729.42 × 5,957.88
4. Step 4: Simplify right side
   10,672.90x = 87,756,116.83
5. Step 5: Solve for x
   x = 87,756,116.83/10,672.90
6. Step 6: Final answer
   x = 8,222.33