Finding the Third Proportional to 81,412 and 175,100

Step by Step Solution

1. Step 1: Write the proportion equation
   81,412 : 175,100 = 175,100 : x
2. Step 2: Convert to fraction form
   81,412/175,100 = 175,100/x
3. Step 3: Cross multiply
   81,412x = 175,100 × 175,100
4. Step 4: Simplify right side
   81,412x = 30,660,010,000
5. Step 5: Solve for x
   x = 30,660,010,000/81,412
6. Step 6: Final answer
   x = 376,603.08