Finding the Third Proportional to 485,160 and 1,020,576

Step by Step Solution

1. Step 1: Write the proportion equation
   485,160 : 1,020,576 = 1,020,576 : x
2. Step 2: Convert to fraction form
   485,160/1,020,576 = 1,020,576/x
3. Step 3: Cross multiply
   485,160x = 1,020,576 × 1,020,576
4. Step 4: Simplify right side
   485,160x = 1,041,575,371,776
5. Step 5: Solve for x
   x = 1,041,575,371,776/485,160
6. Step 6: Final answer
   x = 2,146,869.84