Finding the Third Proportional to 916.50 and 1,914

Step by Step Solution

1. Step 1: Write the proportion equation
   916.50 : 1,914 = 1,914 : x
2. Step 2: Convert to fraction form
   916.50/1,914 = 1,914/x
3. Step 3: Cross multiply
   916.50x = 1,914 × 1,914
4. Step 4: Simplify right side
   916.50x = 3,663,396
5. Step 5: Solve for x
   x = 3,663,396/916.50
6. Step 6: Final answer
   x = 3,997.16