Finding the Third Proportional to 171,443 and 371,074

Step by Step Solution

1. Step 1: Write the proportion equation
   171,443 : 371,074 = 371,074 : x
2. Step 2: Convert to fraction form
   171,443/371,074 = 371,074/x
3. Step 3: Cross multiply
   171,443x = 371,074 × 371,074
4. Step 4: Simplify right side
   171,443x = 137,695,913,476
5. Step 5: Solve for x
   x = 137,695,913,476/171,443
6. Step 6: Final answer
   x = 803,158.56