Finding the Third Proportional to 426,500 and 905,476

Step by Step Solution

1. Step 1: Write the proportion equation
   426,500 : 905,476 = 905,476 : x
2. Step 2: Convert to fraction form
   426,500/905,476 = 905,476/x
3. Step 3: Cross multiply
   426,500x = 905,476 × 905,476
4. Step 4: Simplify right side
   426,500x = 819,886,786,576
5. Step 5: Solve for x
   x = 819,886,786,576/426,500
6. Step 6: Final answer
   x = 1,922,360.58