Finding the Third Proportional to 9,150.75 and 9,981

Step by Step Solution

1. Step 1: Write the proportion equation
   9,150.75 : 9,981 = 9,981 : x
2. Step 2: Convert to fraction form
   9,150.75/9,981 = 9,981/x
3. Step 3: Cross multiply
   9,150.75x = 9,981 × 9,981
4. Step 4: Simplify right side
   9,150.75x = 99,620,361
5. Step 5: Solve for x
   x = 99,620,361/9,150.75
6. Step 6: Final answer
   x = 10,886.58