Finding the Third Proportional to 195,051.38 and 405,567

Step by Step Solution

1. Step 1: Write the proportion equation
   195,051.38 : 405,567 = 405,567 : x
2. Step 2: Convert to fraction form
   195,051.38/405,567 = 405,567/x
3. Step 3: Cross multiply
   195,051.38x = 405,567 × 405,567
4. Step 4: Simplify right side
   195,051.38x = 164,484,591,489
5. Step 5: Solve for x
   x = 164,484,591,489/195,051.38
6. Step 6: Final answer
   x = 843,288.55