Finding the Fourth Proportional to 10,728.70, 14,805.62 and 5,948.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,728.70 : 14,805.62 = 5,948.72 : x
2. Step 2: Convert to fraction form
   10,728.70/14,805.62 = 5,948.72/x
3. Step 3: Cross multiply
   10,728.70x = 14,805.62 × 5,948.72
4. Step 4: Simplify right side
   10,728.70x = 88,074,487.81
5. Step 5: Solve for x
   x = 88,074,487.81/10,728.70
6. Step 6: Final answer
   x = 8,209.24