Finding the Third Proportional to 85,741.50 and 134,100

Step by Step Solution

1. Step 1: Write the proportion equation
   85,741.50 : 134,100 = 134,100 : x
2. Step 2: Convert to fraction form
   85,741.50/134,100 = 134,100/x
3. Step 3: Cross multiply
   85,741.50x = 134,100 × 134,100
4. Step 4: Simplify right side
   85,741.50x = 17,982,810,000
5. Step 5: Solve for x
   x = 17,982,810,000/85,741.50
6. Step 6: Final answer
   x = 209,732.86