Finding the Third Proportional to 127,076.34 and 264,686.91

Step by Step Solution

1. Step 1: Write the proportion equation
   127,076.34 : 264,686.91 = 264,686.91 : x
2. Step 2: Convert to fraction form
   127,076.34/264,686.91 = 264,686.91/x
3. Step 3: Cross multiply
   127,076.34x = 264,686.91 × 264,686.91
4. Step 4: Simplify right side
   127,076.34x = 70,059,158,340.20
5. Step 5: Solve for x
   x = 70,059,158,340.20/127,076.34
6. Step 6: Final answer
   x = 551,315.50