Finding the Third Proportional to 525,904 and 801,960

Step by Step Solution

1. Step 1: Write the proportion equation
   525,904 : 801,960 = 801,960 : x
2. Step 2: Convert to fraction form
   525,904/801,960 = 801,960/x
3. Step 3: Cross multiply
   525,904x = 801,960 × 801,960
4. Step 4: Simplify right side
   525,904x = 643,139,841,600
5. Step 5: Solve for x
   x = 643,139,841,600/525,904
6. Step 6: Final answer
   x = 1,222,922.51