Finding the Third Proportional to 490,628 and 1,012,602

Step by Step Solution

1. Step 1: Write the proportion equation
   490,628 : 1,012,602 = 1,012,602 : x
2. Step 2: Convert to fraction form
   490,628/1,012,602 = 1,012,602/x
3. Step 3: Cross multiply
   490,628x = 1,012,602 × 1,012,602
4. Step 4: Simplify right side
   490,628x = 1,025,362,810,404
5. Step 5: Solve for x
   x = 1,025,362,810,404/490,628
6. Step 6: Final answer
   x = 2,089,898.68