Finding the Third Proportional to 56,365.50 and 133,299

Step by Step Solution

1. Step 1: Write the proportion equation
   56,365.50 : 133,299 = 133,299 : x
2. Step 2: Convert to fraction form
   56,365.50/133,299 = 133,299/x
3. Step 3: Cross multiply
   56,365.50x = 133,299 × 133,299
4. Step 4: Simplify right side
   56,365.50x = 17,768,623,401
5. Step 5: Solve for x
   x = 17,768,623,401/56,365.50
6. Step 6: Final answer
   x = 315,239.35