Finding the Third Proportional to 236,871 and 307,327.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,871 : 307,327.50 = 307,327.50 : x
2. Step 2: Convert to fraction form
   236,871/307,327.50 = 307,327.50/x
3. Step 3: Cross multiply
   236,871x = 307,327.50 × 307,327.50
4. Step 4: Simplify right side
   236,871x = 94,450,192,256.25
5. Step 5: Solve for x
   x = 94,450,192,256.25/236,871
6. Step 6: Final answer
   x = 398,741.05