Finding the Third Proportional to 574,510 and 772,826

Step by Step Solution

1. Step 1: Write the proportion equation
   574,510 : 772,826 = 772,826 : x
2. Step 2: Convert to fraction form
   574,510/772,826 = 772,826/x
3. Step 3: Cross multiply
   574,510x = 772,826 × 772,826
4. Step 4: Simplify right side
   574,510x = 597,260,026,276
5. Step 5: Solve for x
   x = 597,260,026,276/574,510
6. Step 6: Final answer
   x = 1,039,599.01