Finding the Third Proportional to 124,942.50 and 273,186

Step by Step Solution

1. Step 1: Write the proportion equation
   124,942.50 : 273,186 = 273,186 : x
2. Step 2: Convert to fraction form
   124,942.50/273,186 = 273,186/x
3. Step 3: Cross multiply
   124,942.50x = 273,186 × 273,186
4. Step 4: Simplify right side
   124,942.50x = 74,630,590,596
5. Step 5: Solve for x
   x = 74,630,590,596/124,942.50
6. Step 6: Final answer
   x = 597,319.49