Finding the Third Proportional to 170,811 and 236,843.50

Step by Step Solution

1. Step 1: Write the proportion equation
   170,811 : 236,843.50 = 236,843.50 : x
2. Step 2: Convert to fraction form
   170,811/236,843.50 = 236,843.50/x
3. Step 3: Cross multiply
   170,811x = 236,843.50 × 236,843.50
4. Step 4: Simplify right side
   170,811x = 56,094,843,492.25
5. Step 5: Solve for x
   x = 56,094,843,492.25/170,811
6. Step 6: Final answer
   x = 328,402.99