Finding the Third Proportional to 127,105 and 271,658

Step by Step Solution

1. Step 1: Write the proportion equation
   127,105 : 271,658 = 271,658 : x
2. Step 2: Convert to fraction form
   127,105/271,658 = 271,658/x
3. Step 3: Cross multiply
   127,105x = 271,658 × 271,658
4. Step 4: Simplify right side
   127,105x = 73,798,068,964
5. Step 5: Solve for x
   x = 73,798,068,964/127,105
6. Step 6: Final answer
   x = 580,607.13