Finding the Third Proportional to 171,405 and 369,150

Step by Step Solution

1. Step 1: Write the proportion equation
   171,405 : 369,150 = 369,150 : x
2. Step 2: Convert to fraction form
   171,405/369,150 = 369,150/x
3. Step 3: Cross multiply
   171,405x = 369,150 × 369,150
4. Step 4: Simplify right side
   171,405x = 136,271,722,500
5. Step 5: Solve for x
   x = 136,271,722,500/171,405
6. Step 6: Final answer
   x = 795,027.70