Finding the Third Proportional to 113,973.50 and 248,015

Step by Step Solution

1. Step 1: Write the proportion equation
   113,973.50 : 248,015 = 248,015 : x
2. Step 2: Convert to fraction form
   113,973.50/248,015 = 248,015/x
3. Step 3: Cross multiply
   113,973.50x = 248,015 × 248,015
4. Step 4: Simplify right side
   113,973.50x = 61,511,440,225
5. Step 5: Solve for x
   x = 61,511,440,225/113,973.50
6. Step 6: Final answer
   x = 539,699.49