Finding the Third Proportional to 126,663.75 and 271,026

Step by Step Solution

1. Step 1: Write the proportion equation
   126,663.75 : 271,026 = 271,026 : x
2. Step 2: Convert to fraction form
   126,663.75/271,026 = 271,026/x
3. Step 3: Cross multiply
   126,663.75x = 271,026 × 271,026
4. Step 4: Simplify right side
   126,663.75x = 73,455,092,676
5. Step 5: Solve for x
   x = 73,455,092,676/126,663.75
6. Step 6: Final answer
   x = 579,921.98