Finding the Third Proportional to 654,914 and 978,326.50

Step by Step Solution

1. Step 1: Write the proportion equation
   654,914 : 978,326.50 = 978,326.50 : x
2. Step 2: Convert to fraction form
   654,914/978,326.50 = 978,326.50/x
3. Step 3: Cross multiply
   654,914x = 978,326.50 × 978,326.50
4. Step 4: Simplify right side
   654,914x = 957,122,740,602.25
5. Step 5: Solve for x
   x = 957,122,740,602.25/654,914
6. Step 6: Final answer
   x = 1,461,447.98