Finding the Third Proportional to 249,345.50 and 548,506

Step by Step Solution

1. Step 1: Write the proportion equation
   249,345.50 : 548,506 = 548,506 : x
2. Step 2: Convert to fraction form
   249,345.50/548,506 = 548,506/x
3. Step 3: Cross multiply
   249,345.50x = 548,506 × 548,506
4. Step 4: Simplify right side
   249,345.50x = 300,858,832,036
5. Step 5: Solve for x
   x = 300,858,832,036/249,345.50
6. Step 6: Final answer
   x = 1,206,594.19