Finding the Third Proportional to 188,499 and 410,171

Step by Step Solution

1. Step 1: Write the proportion equation
   188,499 : 410,171 = 410,171 : x
2. Step 2: Convert to fraction form
   188,499/410,171 = 410,171/x
3. Step 3: Cross multiply
   188,499x = 410,171 × 410,171
4. Step 4: Simplify right side
   188,499x = 168,240,249,241
5. Step 5: Solve for x
   x = 168,240,249,241/188,499
6. Step 6: Final answer
   x = 892,525.95