Finding the Third Proportional to 89,649.75 and 195,071.25

Step by Step Solution

1. Step 1: Write the proportion equation
   89,649.75 : 195,071.25 = 195,071.25 : x
2. Step 2: Convert to fraction form
   89,649.75/195,071.25 = 195,071.25/x
3. Step 3: Cross multiply
   89,649.75x = 195,071.25 × 195,071.25
4. Step 4: Simplify right side
   89,649.75x = 38,052,792,576.56
5. Step 5: Solve for x
   x = 38,052,792,576.56/89,649.75
6. Step 6: Final answer
   x = 424,460.67