Finding the Third Proportional to 262,109.25 and 558,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   262,109.25 : 558,562.50 = 558,562.50 : x
2. Step 2: Convert to fraction form
   262,109.25/558,562.50 = 558,562.50/x
3. Step 3: Cross multiply
   262,109.25x = 558,562.50 × 558,562.50
4. Step 4: Simplify right side
   262,109.25x = 311,992,066,406.25
5. Step 5: Solve for x
   x = 311,992,066,406.25/262,109.25
6. Step 6: Final answer
   x = 1,190,313.07