Finding the Fourth Proportional to 10,662.96, 15,994.80 and 5,982.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,662.96 : 15,994.80 = 5,982.72 : x
2. Step 2: Convert to fraction form
   10,662.96/15,994.80 = 5,982.72/x
3. Step 3: Cross multiply
   10,662.96x = 15,994.80 × 5,982.72
4. Step 4: Simplify right side
   10,662.96x = 95,692,409.86
5. Step 5: Solve for x
   x = 95,692,409.86/10,662.96
6. Step 6: Final answer
   x = 8,974.28