Finding the Third Proportional to 660,273.50 and 1,447,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   660,273.50 : 1,447,119.50 = 1,447,119.50 : x
2. Step 2: Convert to fraction form
   660,273.50/1,447,119.50 = 1,447,119.50/x
3. Step 3: Cross multiply
   660,273.50x = 1,447,119.50 × 1,447,119.50
4. Step 4: Simplify right side
   660,273.50x = 2,094,154,847,280.25
5. Step 5: Solve for x
   x = 2,094,154,847,280.25/660,273.50
6. Step 6: Final answer
   x = 3,171,647.58