Finding the Third Proportional to 247,048.50 and 539,274

Step by Step Solution

1. Step 1: Write the proportion equation
   247,048.50 : 539,274 = 539,274 : x
2. Step 2: Convert to fraction form
   247,048.50/539,274 = 539,274/x
3. Step 3: Cross multiply
   247,048.50x = 539,274 × 539,274
4. Step 4: Simplify right side
   247,048.50x = 290,816,447,076
5. Step 5: Solve for x
   x = 290,816,447,076/247,048.50
6. Step 6: Final answer
   x = 1,177,163.38