Finding the Third Proportional to 151,040 and 204,406

Step by Step Solution

1. Step 1: Write the proportion equation
   151,040 : 204,406 = 204,406 : x
2. Step 2: Convert to fraction form
   151,040/204,406 = 204,406/x
3. Step 3: Cross multiply
   151,040x = 204,406 × 204,406
4. Step 4: Simplify right side
   151,040x = 41,781,812,836
5. Step 5: Solve for x
   x = 41,781,812,836/151,040
6. Step 6: Final answer
   x = 276,627.47