Finding the Third Proportional to 1,010,529 and 2,161,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,529 : 2,161,080 = 2,161,080 : x
2. Step 2: Convert to fraction form
   1,010,529/2,161,080 = 2,161,080/x
3. Step 3: Cross multiply
   1,010,529x = 2,161,080 × 2,161,080
4. Step 4: Simplify right side
   1,010,529x = 4,670,266,766,400
5. Step 5: Solve for x
   x = 4,670,266,766,400/1,010,529
6. Step 6: Final answer
   x = 4,621,605.88