Finding the Third Proportional to 127,760.50 and 268,761

Step by Step Solution

1. Step 1: Write the proportion equation
   127,760.50 : 268,761 = 268,761 : x
2. Step 2: Convert to fraction form
   127,760.50/268,761 = 268,761/x
3. Step 3: Cross multiply
   127,760.50x = 268,761 × 268,761
4. Step 4: Simplify right side
   127,760.50x = 72,232,475,121
5. Step 5: Solve for x
   x = 72,232,475,121/127,760.50
6. Step 6: Final answer
   x = 565,374.08