Finding the Fourth Proportional to 10,667.48, 14,721 and 5,887.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667.48 : 14,721 = 5,887.46 : x
2. Step 2: Convert to fraction form
   10,667.48/14,721 = 5,887.46/x
3. Step 3: Cross multiply
   10,667.48x = 14,721 × 5,887.46
4. Step 4: Simplify right side
   10,667.48x = 86,669,225.06
5. Step 5: Solve for x
   x = 86,669,225.06/10,667.48
6. Step 6: Final answer
   x = 8,124.62