Finding the Third Proportional to 170,300 and 401,443.50

Step by Step Solution

1. Step 1: Write the proportion equation
   170,300 : 401,443.50 = 401,443.50 : x
2. Step 2: Convert to fraction form
   170,300/401,443.50 = 401,443.50/x
3. Step 3: Cross multiply
   170,300x = 401,443.50 × 401,443.50
4. Step 4: Simplify right side
   170,300x = 161,156,883,692.25
5. Step 5: Solve for x
   x = 161,156,883,692.25/170,300
6. Step 6: Final answer
   x = 946,311.71