Finding the Third Proportional to 85,113 and 134,710

Step by Step Solution

1. Step 1: Write the proportion equation
   85,113 : 134,710 = 134,710 : x
2. Step 2: Convert to fraction form
   85,113/134,710 = 134,710/x
3. Step 3: Cross multiply
   85,113x = 134,710 × 134,710
4. Step 4: Simplify right side
   85,113x = 18,146,784,100
5. Step 5: Solve for x
   x = 18,146,784,100/85,113
6. Step 6: Final answer
   x = 213,208.14