Finding the Third Proportional to 451,836.50 and 978,060.25

Step by Step Solution

1. Step 1: Write the proportion equation
   451,836.50 : 978,060.25 = 978,060.25 : x
2. Step 2: Convert to fraction form
   451,836.50/978,060.25 = 978,060.25/x
3. Step 3: Cross multiply
   451,836.50x = 978,060.25 × 978,060.25
4. Step 4: Simplify right side
   451,836.50x = 956,601,852,630.06
5. Step 5: Solve for x
   x = 956,601,852,630.06/451,836.50
6. Step 6: Final answer
   x = 2,117,141.60