Finding the Third Proportional to 113,114.50 and 248,644.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,114.50 : 248,644.50 = 248,644.50 : x
2. Step 2: Convert to fraction form
   113,114.50/248,644.50 = 248,644.50/x
3. Step 3: Cross multiply
   113,114.50x = 248,644.50 × 248,644.50
4. Step 4: Simplify right side
   113,114.50x = 61,824,087,380.25
5. Step 5: Solve for x
   x = 61,824,087,380.25/113,114.50
6. Step 6: Final answer
   x = 546,562.00