Finding the Third Proportional to 118,960.50 and 173,692.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,960.50 : 173,692.50 = 173,692.50 : x
2. Step 2: Convert to fraction form
   118,960.50/173,692.50 = 173,692.50/x
3. Step 3: Cross multiply
   118,960.50x = 173,692.50 × 173,692.50
4. Step 4: Simplify right side
   118,960.50x = 30,169,084,556.25
5. Step 5: Solve for x
   x = 30,169,084,556.25/118,960.50
6. Step 6: Final answer
   x = 253,605.90