Finding the Third Proportional to 126,865.50 and 276,333

Step by Step Solution

1. Step 1: Write the proportion equation
   126,865.50 : 276,333 = 276,333 : x
2. Step 2: Convert to fraction form
   126,865.50/276,333 = 276,333/x
3. Step 3: Cross multiply
   126,865.50x = 276,333 × 276,333
4. Step 4: Simplify right side
   126,865.50x = 76,359,926,889
5. Step 5: Solve for x
   x = 76,359,926,889/126,865.50
6. Step 6: Final answer
   x = 601,896.71