Finding the Third Proportional to 112,144.50 and 239,841

Step by Step Solution

1. Step 1: Write the proportion equation
   112,144.50 : 239,841 = 239,841 : x
2. Step 2: Convert to fraction form
   112,144.50/239,841 = 239,841/x
3. Step 3: Cross multiply
   112,144.50x = 239,841 × 239,841
4. Step 4: Simplify right side
   112,144.50x = 57,523,705,281
5. Step 5: Solve for x
   x = 57,523,705,281/112,144.50
6. Step 6: Final answer
   x = 512,942.72