Finding the Third Proportional to 207,364 and 458,504

Step by Step Solution

1. Step 1: Write the proportion equation
   207,364 : 458,504 = 458,504 : x
2. Step 2: Convert to fraction form
   207,364/458,504 = 458,504/x
3. Step 3: Cross multiply
   207,364x = 458,504 × 458,504
4. Step 4: Simplify right side
   207,364x = 210,225,918,016
5. Step 5: Solve for x
   x = 210,225,918,016/207,364
6. Step 6: Final answer
   x = 1,013,801.42