Finding the Third Proportional to 506,290 and 1,113,628

Step by Step Solution

1. Step 1: Write the proportion equation
   506,290 : 1,113,628 = 1,113,628 : x
2. Step 2: Convert to fraction form
   506,290/1,113,628 = 1,113,628/x
3. Step 3: Cross multiply
   506,290x = 1,113,628 × 1,113,628
4. Step 4: Simplify right side
   506,290x = 1,240,167,322,384
5. Step 5: Solve for x
   x = 1,240,167,322,384/506,290
6. Step 6: Final answer
   x = 2,449,519.69