Finding the Third Proportional to 89,806.50 and 134,712

Step by Step Solution

1. Step 1: Write the proportion equation
   89,806.50 : 134,712 = 134,712 : x
2. Step 2: Convert to fraction form
   89,806.50/134,712 = 134,712/x
3. Step 3: Cross multiply
   89,806.50x = 134,712 × 134,712
4. Step 4: Simplify right side
   89,806.50x = 18,147,322,944
5. Step 5: Solve for x
   x = 18,147,322,944/89,806.50
6. Step 6: Final answer
   x = 202,071.38