Finding the Third Proportional to 320,914.25 and 695,341.50

Step by Step Solution

1. Step 1: Write the proportion equation
   320,914.25 : 695,341.50 = 695,341.50 : x
2. Step 2: Convert to fraction form
   320,914.25/695,341.50 = 695,341.50/x
3. Step 3: Cross multiply
   320,914.25x = 695,341.50 × 695,341.50
4. Step 4: Simplify right side
   320,914.25x = 483,499,801,622.25
5. Step 5: Solve for x
   x = 483,499,801,622.25/320,914.25
6. Step 6: Final answer
   x = 1,506,632.38