Finding the Third Proportional to 158,594 and 245,859

Step by Step Solution

1. Step 1: Write the proportion equation
   158,594 : 245,859 = 245,859 : x
2. Step 2: Convert to fraction form
   158,594/245,859 = 245,859/x
3. Step 3: Cross multiply
   158,594x = 245,859 × 245,859
4. Step 4: Simplify right side
   158,594x = 60,446,647,881
5. Step 5: Solve for x
   x = 60,446,647,881/158,594
6. Step 6: Final answer
   x = 381,140.82