Finding the Fourth Proportional to 10,687.86, 14,749.32 and 5,972.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,687.86 : 14,749.32 = 5,972.22 : x
2. Step 2: Convert to fraction form
   10,687.86/14,749.32 = 5,972.22/x
3. Step 3: Cross multiply
   10,687.86x = 14,749.32 × 5,972.22
4. Step 4: Simplify right side
   10,687.86x = 88,086,183.89
5. Step 5: Solve for x
   x = 88,086,183.89/10,687.86
6. Step 6: Final answer
   x = 8,241.70