Finding the Third Proportional to 188,500 and 410,870

Step by Step Solution

1. Step 1: Write the proportion equation
   188,500 : 410,870 = 410,870 : x
2. Step 2: Convert to fraction form
   188,500/410,870 = 410,870/x
3. Step 3: Cross multiply
   188,500x = 410,870 × 410,870
4. Step 4: Simplify right side
   188,500x = 168,814,156,900
5. Step 5: Solve for x
   x = 168,814,156,900/188,500
6. Step 6: Final answer
   x = 895,565.82