Finding the Third Proportional to 443,121.75 and 966,447

Step by Step Solution

1. Step 1: Write the proportion equation
   443,121.75 : 966,447 = 966,447 : x
2. Step 2: Convert to fraction form
   443,121.75/966,447 = 966,447/x
3. Step 3: Cross multiply
   443,121.75x = 966,447 × 966,447
4. Step 4: Simplify right side
   443,121.75x = 934,019,803,809
5. Step 5: Solve for x
   x = 934,019,803,809/443,121.75
6. Step 6: Final answer
   x = 2,107,817.56