Finding the Third Proportional to 404,489.25 and 872,050.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,489.25 : 872,050.50 = 872,050.50 : x
2. Step 2: Convert to fraction form
   404,489.25/872,050.50 = 872,050.50/x
3. Step 3: Cross multiply
   404,489.25x = 872,050.50 × 872,050.50
4. Step 4: Simplify right side
   404,489.25x = 760,472,074,550.25
5. Step 5: Solve for x
   x = 760,472,074,550.25/404,489.25
6. Step 6: Final answer
   x = 1,880,079.82