Finding the Third Proportional to 127,919.25 and 276,196.50

Step by Step Solution

1. Step 1: Write the proportion equation
   127,919.25 : 276,196.50 = 276,196.50 : x
2. Step 2: Convert to fraction form
   127,919.25/276,196.50 = 276,196.50/x
3. Step 3: Cross multiply
   127,919.25x = 276,196.50 × 276,196.50
4. Step 4: Simplify right side
   127,919.25x = 76,284,506,612.25
5. Step 5: Solve for x
   x = 76,284,506,612.25/127,919.25
6. Step 6: Final answer
   x = 596,348.92