Finding the Fourth Proportional to 10,439.76, 14,405.30 and 5,962.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,439.76 : 14,405.30 = 5,962.56 : x
2. Step 2: Convert to fraction form
   10,439.76/14,405.30 = 5,962.56/x
3. Step 3: Cross multiply
   10,439.76x = 14,405.30 × 5,962.56
4. Step 4: Simplify right side
   10,439.76x = 85,892,465.57
5. Step 5: Solve for x
   x = 85,892,465.57/10,439.76
6. Step 6: Final answer
   x = 8,227.44