Finding the Third Proportional to 510,804 and 1,036,200

Step by Step Solution

1. Step 1: Write the proportion equation
   510,804 : 1,036,200 = 1,036,200 : x
2. Step 2: Convert to fraction form
   510,804/1,036,200 = 1,036,200/x
3. Step 3: Cross multiply
   510,804x = 1,036,200 × 1,036,200
4. Step 4: Simplify right side
   510,804x = 1,073,710,440,000
5. Step 5: Solve for x
   x = 1,073,710,440,000/510,804
6. Step 6: Final answer
   x = 2,102,000.85