Finding the Third Proportional to 85,648 and 130,494

Step by Step Solution

1. Step 1: Write the proportion equation
   85,648 : 130,494 = 130,494 : x
2. Step 2: Convert to fraction form
   85,648/130,494 = 130,494/x
3. Step 3: Cross multiply
   85,648x = 130,494 × 130,494
4. Step 4: Simplify right side
   85,648x = 17,028,684,036
5. Step 5: Solve for x
   x = 17,028,684,036/85,648
6. Step 6: Final answer
   x = 198,821.74