Finding the Third Proportional to 127,972 and 275,566.25

Step by Step Solution

1. Step 1: Write the proportion equation
   127,972 : 275,566.25 = 275,566.25 : x
2. Step 2: Convert to fraction form
   127,972/275,566.25 = 275,566.25/x
3. Step 3: Cross multiply
   127,972x = 275,566.25 × 275,566.25
4. Step 4: Simplify right side
   127,972x = 75,936,758,139.06
5. Step 5: Solve for x
   x = 75,936,758,139.06/127,972
6. Step 6: Final answer
   x = 593,385.73