Finding the Third Proportional to 188,512.50 and 410,196

Step by Step Solution

1. Step 1: Write the proportion equation
   188,512.50 : 410,196 = 410,196 : x
2. Step 2: Convert to fraction form
   188,512.50/410,196 = 410,196/x
3. Step 3: Cross multiply
   188,512.50x = 410,196 × 410,196
4. Step 4: Simplify right side
   188,512.50x = 168,260,758,416
5. Step 5: Solve for x
   x = 168,260,758,416/188,512.50
6. Step 6: Final answer
   x = 892,570.83