Finding the Third Proportional to 654,913.50 and 978,326.25

Step by Step Solution

1. Step 1: Write the proportion equation
   654,913.50 : 978,326.25 = 978,326.25 : x
2. Step 2: Convert to fraction form
   654,913.50/978,326.25 = 978,326.25/x
3. Step 3: Cross multiply
   654,913.50x = 978,326.25 × 978,326.25
4. Step 4: Simplify right side
   654,913.50x = 957,122,251,439.06
5. Step 5: Solve for x
   x = 957,122,251,439.06/654,913.50
6. Step 6: Final answer
   x = 1,461,448.35