Finding the Third Proportional to 443,431.50 and 972,702

Step by Step Solution

1. Step 1: Write the proportion equation
   443,431.50 : 972,702 = 972,702 : x
2. Step 2: Convert to fraction form
   443,431.50/972,702 = 972,702/x
3. Step 3: Cross multiply
   443,431.50x = 972,702 × 972,702
4. Step 4: Simplify right side
   443,431.50x = 946,149,180,804
5. Step 5: Solve for x
   x = 946,149,180,804/443,431.50
6. Step 6: Final answer
   x = 2,133,698.62