Finding the Third Proportional to 326,062.50 and 695,457

Step by Step Solution

1. Step 1: Write the proportion equation
   326,062.50 : 695,457 = 695,457 : x
2. Step 2: Convert to fraction form
   326,062.50/695,457 = 695,457/x
3. Step 3: Cross multiply
   326,062.50x = 695,457 × 695,457
4. Step 4: Simplify right side
   326,062.50x = 483,660,438,849
5. Step 5: Solve for x
   x = 483,660,438,849/326,062.50
6. Step 6: Final answer
   x = 1,483,336.60