Finding the Third Proportional to 249,447 and 547,180.50

Step by Step Solution

1. Step 1: Write the proportion equation
   249,447 : 547,180.50 = 547,180.50 : x
2. Step 2: Convert to fraction form
   249,447/547,180.50 = 547,180.50/x
3. Step 3: Cross multiply
   249,447x = 547,180.50 × 547,180.50
4. Step 4: Simplify right side
   249,447x = 299,406,499,580.25
5. Step 5: Solve for x
   x = 299,406,499,580.25/249,447
6. Step 6: Final answer
   x = 1,200,281.02