Finding the Third Proportional to 89,964 and 134,458

Step by Step Solution

1. Step 1: Write the proportion equation
   89,964 : 134,458 = 134,458 : x
2. Step 2: Convert to fraction form
   89,964/134,458 = 134,458/x
3. Step 3: Cross multiply
   89,964x = 134,458 × 134,458
4. Step 4: Simplify right side
   89,964x = 18,078,953,764
5. Step 5: Solve for x
   x = 18,078,953,764/89,964
6. Step 6: Final answer
   x = 200,957.65