Finding the Third Proportional to 89,681 and 134,734.25

Step by Step Solution

1. Step 1: Write the proportion equation
   89,681 : 134,734.25 = 134,734.25 : x
2. Step 2: Convert to fraction form
   89,681/134,734.25 = 134,734.25/x
3. Step 3: Cross multiply
   89,681x = 134,734.25 × 134,734.25
4. Step 4: Simplify right side
   89,681x = 18,153,318,123.06
5. Step 5: Solve for x
   x = 18,153,318,123.06/89,681
6. Step 6: Final answer
   x = 202,421.00