Finding the Third Proportional to 171,443.25 and 368,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   171,443.25 : 368,401.50 = 368,401.50 : x
2. Step 2: Convert to fraction form
   171,443.25/368,401.50 = 368,401.50/x
3. Step 3: Cross multiply
   171,443.25x = 368,401.50 × 368,401.50
4. Step 4: Simplify right side
   171,443.25x = 135,719,665,202.25
5. Step 5: Solve for x
   x = 135,719,665,202.25/171,443.25
6. Step 6: Final answer
   x = 791,630.26