Finding the Third Proportional to 249,561 and 548,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   249,561 : 548,896.50 = 548,896.50 : x
2. Step 2: Convert to fraction form
   249,561/548,896.50 = 548,896.50/x
3. Step 3: Cross multiply
   249,561x = 548,896.50 × 548,896.50
4. Step 4: Simplify right side
   249,561x = 301,287,367,712.25
5. Step 5: Solve for x
   x = 301,287,367,712.25/249,561
6. Step 6: Final answer
   x = 1,207,269.44