Finding the Third Proportional to 230,870 and 354,627

Step by Step Solution

1. Step 1: Write the proportion equation
   230,870 : 354,627 = 354,627 : x
2. Step 2: Convert to fraction form
   230,870/354,627 = 354,627/x
3. Step 3: Cross multiply
   230,870x = 354,627 × 354,627
4. Step 4: Simplify right side
   230,870x = 125,760,309,129
5. Step 5: Solve for x
   x = 125,760,309,129/230,870
6. Step 6: Final answer
   x = 544,723.48