Finding the Third Proportional to 443,442 and 1,005,268.50

Step by Step Solution

1. Step 1: Write the proportion equation
   443,442 : 1,005,268.50 = 1,005,268.50 : x
2. Step 2: Convert to fraction form
   443,442/1,005,268.50 = 1,005,268.50/x
3. Step 3: Cross multiply
   443,442x = 1,005,268.50 × 1,005,268.50
4. Step 4: Simplify right side
   443,442x = 1,010,564,757,092.25
5. Step 5: Solve for x
   x = 1,010,564,757,092.25/443,442
6. Step 6: Final answer
   x = 2,278,910.79