Finding the Fourth Proportional to 10,674.18, 14,730.48 and 5,958.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,674.18 : 14,730.48 = 5,958.72 : x
2. Step 2: Convert to fraction form
   10,674.18/14,730.48 = 5,958.72/x
3. Step 3: Cross multiply
   10,674.18x = 14,730.48 × 5,958.72
4. Step 4: Simplify right side
   10,674.18x = 87,774,805.79
5. Step 5: Solve for x
   x = 87,774,805.79/10,674.18
6. Step 6: Final answer
   x = 8,223.10