Finding the Third Proportional to 492,242 and 1,073,420

Step by Step Solution

1. Step 1: Write the proportion equation
   492,242 : 1,073,420 = 1,073,420 : x
2. Step 2: Convert to fraction form
   492,242/1,073,420 = 1,073,420/x
3. Step 3: Cross multiply
   492,242x = 1,073,420 × 1,073,420
4. Step 4: Simplify right side
   492,242x = 1,152,230,496,400
5. Step 5: Solve for x
   x = 1,152,230,496,400/492,242
6. Step 6: Final answer
   x = 2,340,780.54