Finding the Third Proportional to 89,148 and 195,790

Step by Step Solution

1. Step 1: Write the proportion equation
   89,148 : 195,790 = 195,790 : x
2. Step 2: Convert to fraction form
   89,148/195,790 = 195,790/x
3. Step 3: Cross multiply
   89,148x = 195,790 × 195,790
4. Step 4: Simplify right side
   89,148x = 38,333,724,100
5. Step 5: Solve for x
   x = 38,333,724,100/89,148
6. Step 6: Final answer
   x = 430,000.94