Finding the Third Proportional to 443,445 and 1,005,276

Step by Step Solution

1. Step 1: Write the proportion equation
   443,445 : 1,005,276 = 1,005,276 : x
2. Step 2: Convert to fraction form
   443,445/1,005,276 = 1,005,276/x
3. Step 3: Cross multiply
   443,445x = 1,005,276 × 1,005,276
4. Step 4: Simplify right side
   443,445x = 1,010,579,836,176
5. Step 5: Solve for x
   x = 1,010,579,836,176/443,445
6. Step 6: Final answer
   x = 2,278,929.37