Finding the Third Proportional to 127,345.50 and 273,483

Step by Step Solution

1. Step 1: Write the proportion equation
   127,345.50 : 273,483 = 273,483 : x
2. Step 2: Convert to fraction form
   127,345.50/273,483 = 273,483/x
3. Step 3: Cross multiply
   127,345.50x = 273,483 × 273,483
4. Step 4: Simplify right side
   127,345.50x = 74,792,951,289
5. Step 5: Solve for x
   x = 74,792,951,289/127,345.50
6. Step 6: Final answer
   x = 587,323.08