Finding the Third Proportional to 60,730.78 and 133,418.06

Step by Step Solution

1. Step 1: Write the proportion equation
   60,730.78 : 133,418.06 = 133,418.06 : x
2. Step 2: Convert to fraction form
   60,730.78/133,418.06 = 133,418.06/x
3. Step 3: Cross multiply
   60,730.78x = 133,418.06 × 133,418.06
4. Step 4: Simplify right side
   60,730.78x = 17,800,379,401.25
5. Step 5: Solve for x
   x = 17,800,379,401.25/60,730.78
6. Step 6: Final answer
   x = 293,103.09