Finding the Third Proportional to 448,738.50 and 984,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   448,738.50 : 984,667.50 = 984,667.50 : x
2. Step 2: Convert to fraction form
   448,738.50/984,667.50 = 984,667.50/x
3. Step 3: Cross multiply
   448,738.50x = 984,667.50 × 984,667.50
4. Step 4: Simplify right side
   448,738.50x = 969,570,085,556.25
5. Step 5: Solve for x
   x = 969,570,085,556.25/448,738.50
6. Step 6: Final answer
   x = 2,160,657.23