Finding the Third Proportional to 126,903.50 and 282,174

Step by Step Solution

1. Step 1: Write the proportion equation
   126,903.50 : 282,174 = 282,174 : x
2. Step 2: Convert to fraction form
   126,903.50/282,174 = 282,174/x
3. Step 3: Cross multiply
   126,903.50x = 282,174 × 282,174
4. Step 4: Simplify right side
   126,903.50x = 79,622,166,276
5. Step 5: Solve for x
   x = 79,622,166,276/126,903.50
6. Step 6: Final answer
   x = 627,422.93