Finding the Third Proportional to 499,748 and 1,057,456

Step by Step Solution

1. Step 1: Write the proportion equation
   499,748 : 1,057,456 = 1,057,456 : x
2. Step 2: Convert to fraction form
   499,748/1,057,456 = 1,057,456/x
3. Step 3: Cross multiply
   499,748x = 1,057,456 × 1,057,456
4. Step 4: Simplify right side
   499,748x = 1,118,213,191,936
5. Step 5: Solve for x
   x = 1,118,213,191,936/499,748
6. Step 6: Final answer
   x = 2,237,554.11