Finding the Third Proportional to 115,003.50 and 268,629

Step by Step Solution

1. Step 1: Write the proportion equation
   115,003.50 : 268,629 = 268,629 : x
2. Step 2: Convert to fraction form
   115,003.50/268,629 = 268,629/x
3. Step 3: Cross multiply
   115,003.50x = 268,629 × 268,629
4. Step 4: Simplify right side
   115,003.50x = 72,161,539,641
5. Step 5: Solve for x
   x = 72,161,539,641/115,003.50
6. Step 6: Final answer
   x = 627,472.55