Finding the Third Proportional to 181,236 and 426,454

Step by Step Solution

1. Step 1: Write the proportion equation
   181,236 : 426,454 = 426,454 : x
2. Step 2: Convert to fraction form
   181,236/426,454 = 426,454/x
3. Step 3: Cross multiply
   181,236x = 426,454 × 426,454
4. Step 4: Simplify right side
   181,236x = 181,863,014,116
5. Step 5: Solve for x
   x = 181,863,014,116/181,236
6. Step 6: Final answer
   x = 1,003,459.66