Finding the Third Proportional to 493,389 and 1,062,911.25

Step by Step Solution

1. Step 1: Write the proportion equation
   493,389 : 1,062,911.25 = 1,062,911.25 : x
2. Step 2: Convert to fraction form
   493,389/1,062,911.25 = 1,062,911.25/x
3. Step 3: Cross multiply
   493,389x = 1,062,911.25 × 1,062,911.25
4. Step 4: Simplify right side
   493,389x = 1,129,780,325,376.56
5. Step 5: Solve for x
   x = 1,129,780,325,376.56/493,389
6. Step 6: Final answer
   x = 2,289,836.87