Finding the Third Proportional to 453,770 and 978,250

Step by Step Solution

1. Step 1: Write the proportion equation
   453,770 : 978,250 = 978,250 : x
2. Step 2: Convert to fraction form
   453,770/978,250 = 978,250/x
3. Step 3: Cross multiply
   453,770x = 978,250 × 978,250
4. Step 4: Simplify right side
   453,770x = 956,973,062,500
5. Step 5: Solve for x
   x = 956,973,062,500/453,770
6. Step 6: Final answer
   x = 2,108,938.59