Finding the Third Proportional to 525,155 and 1,145,366

Step by Step Solution

1. Step 1: Write the proportion equation
   525,155 : 1,145,366 = 1,145,366 : x
2. Step 2: Convert to fraction form
   525,155/1,145,366 = 1,145,366/x
3. Step 3: Cross multiply
   525,155x = 1,145,366 × 1,145,366
4. Step 4: Simplify right side
   525,155x = 1,311,863,273,956
5. Step 5: Solve for x
   x = 1,311,863,273,956/525,155
6. Step 6: Final answer
   x = 2,498,049.67