Finding the Third Proportional to 85,172 and 175,812

Step by Step Solution

1. Step 1: Write the proportion equation
   85,172 : 175,812 = 175,812 : x
2. Step 2: Convert to fraction form
   85,172/175,812 = 175,812/x
3. Step 3: Cross multiply
   85,172x = 175,812 × 175,812
4. Step 4: Simplify right side
   85,172x = 30,909,859,344
5. Step 5: Solve for x
   x = 30,909,859,344/85,172
6. Step 6: Final answer
   x = 362,911.04