Finding the Third Proportional to 171,621.28 and 265,735.69

Step by Step Solution

1. Step 1: Write the proportion equation
   171,621.28 : 265,735.69 = 265,735.69 : x
2. Step 2: Convert to fraction form
   171,621.28/265,735.69 = 265,735.69/x
3. Step 3: Cross multiply
   171,621.28x = 265,735.69 × 265,735.69
4. Step 4: Simplify right side
   171,621.28x = 70,615,455,611.10
5. Step 5: Solve for x
   x = 70,615,455,611.10/171,621.28
6. Step 6: Final answer
   x = 411,460.95