Finding the Third Proportional to 165,999 and 238,630.50

Step by Step Solution

1. Step 1: Write the proportion equation
   165,999 : 238,630.50 = 238,630.50 : x
2. Step 2: Convert to fraction form
   165,999/238,630.50 = 238,630.50/x
3. Step 3: Cross multiply
   165,999x = 238,630.50 × 238,630.50
4. Step 4: Simplify right side
   165,999x = 56,944,515,530.25
5. Step 5: Solve for x
   x = 56,944,515,530.25/165,999
6. Step 6: Final answer
   x = 343,041.32