Finding the Fourth Proportional to 10,628.70, 14,667.27 and 5,912.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,628.70 : 14,667.27 = 5,912.94 : x
2. Step 2: Convert to fraction form
   10,628.70/14,667.27 = 5,912.94/x
3. Step 3: Cross multiply
   10,628.70x = 14,667.27 × 5,912.94
4. Step 4: Simplify right side
   10,628.70x = 86,726,687.47
5. Step 5: Solve for x
   x = 86,726,687.47/10,628.70
6. Step 6: Final answer
   x = 8,159.67