Finding the Fourth Proportional to 10,707.72, 14,776.68 and 5,928

Step by Step Solution

1. Step 1: Write the proportion equation
   10,707.72 : 14,776.68 = 5,928 : x
2. Step 2: Convert to fraction form
   10,707.72/14,776.68 = 5,928/x
3. Step 3: Cross multiply
   10,707.72x = 14,776.68 × 5,928
4. Step 4: Simplify right side
   10,707.72x = 87,596,159.04
5. Step 5: Solve for x
   x = 87,596,159.04/10,707.72
6. Step 6: Final answer
   x = 8,180.65