Finding the Third Proportional to 642,494 and 1,522,104

Step by Step Solution

1. Step 1: Write the proportion equation
   642,494 : 1,522,104 = 1,522,104 : x
2. Step 2: Convert to fraction form
   642,494/1,522,104 = 1,522,104/x
3. Step 3: Cross multiply
   642,494x = 1,522,104 × 1,522,104
4. Step 4: Simplify right side
   642,494x = 2,316,800,586,816
5. Step 5: Solve for x
   x = 2,316,800,586,816/642,494
6. Step 6: Final answer
   x = 3,605,948.98