Finding the Third Proportional to 89,265 and 196,710

Step by Step Solution

1. Step 1: Write the proportion equation
   89,265 : 196,710 = 196,710 : x
2. Step 2: Convert to fraction form
   89,265/196,710 = 196,710/x
3. Step 3: Cross multiply
   89,265x = 196,710 × 196,710
4. Step 4: Simplify right side
   89,265x = 38,694,824,100
5. Step 5: Solve for x
   x = 38,694,824,100/89,265
6. Step 6: Final answer
   x = 433,482.60