Finding the Third Proportional to 124,453.50 and 273,099

Step by Step Solution

1. Step 1: Write the proportion equation
   124,453.50 : 273,099 = 273,099 : x
2. Step 2: Convert to fraction form
   124,453.50/273,099 = 273,099/x
3. Step 3: Cross multiply
   124,453.50x = 273,099 × 273,099
4. Step 4: Simplify right side
   124,453.50x = 74,583,063,801
5. Step 5: Solve for x
   x = 74,583,063,801/124,453.50
6. Step 6: Final answer
   x = 599,284.58