Finding the Third Proportional to 490,584 and 1,059,912

Step by Step Solution

1. Step 1: Write the proportion equation
   490,584 : 1,059,912 = 1,059,912 : x
2. Step 2: Convert to fraction form
   490,584/1,059,912 = 1,059,912/x
3. Step 3: Cross multiply
   490,584x = 1,059,912 × 1,059,912
4. Step 4: Simplify right side
   490,584x = 1,123,413,447,744
5. Step 5: Solve for x
   x = 1,123,413,447,744/490,584
6. Step 6: Final answer
   x = 2,289,951.26