Finding the Third Proportional to 89,356.50 and 132,813

Step by Step Solution

1. Step 1: Write the proportion equation
   89,356.50 : 132,813 = 132,813 : x
2. Step 2: Convert to fraction form
   89,356.50/132,813 = 132,813/x
3. Step 3: Cross multiply
   89,356.50x = 132,813 × 132,813
4. Step 4: Simplify right side
   89,356.50x = 17,639,292,969
5. Step 5: Solve for x
   x = 17,639,292,969/89,356.50
6. Step 6: Final answer
   x = 197,403.58