Finding the Third Proportional to 79,476 and 171,858

Step by Step Solution

1. Step 1: Write the proportion equation
   79,476 : 171,858 = 171,858 : x
2. Step 2: Convert to fraction form
   79,476/171,858 = 171,858/x
3. Step 3: Cross multiply
   79,476x = 171,858 × 171,858
4. Step 4: Simplify right side
   79,476x = 29,535,172,164
5. Step 5: Solve for x
   x = 29,535,172,164/79,476
6. Step 6: Final answer
   x = 371,623.79