Finding the Third Proportional to 89,700 and 142,759

Step by Step Solution

1. Step 1: Write the proportion equation
   89,700 : 142,759 = 142,759 : x
2. Step 2: Convert to fraction form
   89,700/142,759 = 142,759/x
3. Step 3: Cross multiply
   89,700x = 142,759 × 142,759
4. Step 4: Simplify right side
   89,700x = 20,380,132,081
5. Step 5: Solve for x
   x = 20,380,132,081/89,700
6. Step 6: Final answer
   x = 227,203.26