Finding the Third Proportional to 170,804 and 271,412.50

Step by Step Solution

1. Step 1: Write the proportion equation
   170,804 : 271,412.50 = 271,412.50 : x
2. Step 2: Convert to fraction form
   170,804/271,412.50 = 271,412.50/x
3. Step 3: Cross multiply
   170,804x = 271,412.50 × 271,412.50
4. Step 4: Simplify right side
   170,804x = 73,664,745,156.25
5. Step 5: Solve for x
   x = 73,664,745,156.25/170,804
6. Step 6: Final answer
   x = 431,282.32