Finding the Third Proportional to 487,953 and 1,057,361

Step by Step Solution

1. Step 1: Write the proportion equation
   487,953 : 1,057,361 = 1,057,361 : x
2. Step 2: Convert to fraction form
   487,953/1,057,361 = 1,057,361/x
3. Step 3: Cross multiply
   487,953x = 1,057,361 × 1,057,361
4. Step 4: Simplify right side
   487,953x = 1,118,012,284,321
5. Step 5: Solve for x
   x = 1,118,012,284,321/487,953
6. Step 6: Final answer
   x = 2,291,229.45