Finding the Third Proportional to 525,017.25 and 814,471.88

Step by Step Solution

1. Step 1: Write the proportion equation
   525,017.25 : 814,471.88 = 814,471.88 : x
2. Step 2: Convert to fraction form
   525,017.25/814,471.88 = 814,471.88/x
3. Step 3: Cross multiply
   525,017.25x = 814,471.88 × 814,471.88
4. Step 4: Simplify right side
   525,017.25x = 663,364,435,166.02
5. Step 5: Solve for x
   x = 663,364,435,166.02/525,017.25
6. Step 6: Final answer
   x = 1,263,509.79