Finding the Third Proportional to 10,040 and 10,940

Step by Step Solution

1. Step 1: Write the proportion equation
   10,040 : 10,940 = 10,940 : x
2. Step 2: Convert to fraction form
   10,040/10,940 = 10,940/x
3. Step 3: Cross multiply
   10,040x = 10,940 × 10,940
4. Step 4: Simplify right side
   10,040x = 119,683,600
5. Step 5: Solve for x
   x = 119,683,600/10,040
6. Step 6: Final answer
   x = 11,920.68