Finding the Third Proportional to 449,383.50 and 978,113.25

Step by Step Solution

1. Step 1: Write the proportion equation
   449,383.50 : 978,113.25 = 978,113.25 : x
2. Step 2: Convert to fraction form
   449,383.50/978,113.25 = 978,113.25/x
3. Step 3: Cross multiply
   449,383.50x = 978,113.25 × 978,113.25
4. Step 4: Simplify right side
   449,383.50x = 956,705,529,825.56
5. Step 5: Solve for x
   x = 956,705,529,825.56/449,383.50
6. Step 6: Final answer
   x = 2,128,928.92