Finding the Third Proportional to 89,469 and 195,015.38

Step by Step Solution

1. Step 1: Write the proportion equation
   89,469 : 195,015.38 = 195,015.38 : x
2. Step 2: Convert to fraction form
   89,469/195,015.38 = 195,015.38/x
3. Step 3: Cross multiply
   89,469x = 195,015.38 × 195,015.38
4. Step 4: Simplify right side
   89,469x = 38,030,996,486.39
5. Step 5: Solve for x
   x = 38,030,996,486.39/89,469
6. Step 6: Final answer
   x = 425,074.57