Finding the Third Proportional to 828,478 and 1,774,988

Step by Step Solution

1. Step 1: Write the proportion equation
   828,478 : 1,774,988 = 1,774,988 : x
2. Step 2: Convert to fraction form
   828,478/1,774,988 = 1,774,988/x
3. Step 3: Cross multiply
   828,478x = 1,774,988 × 1,774,988
4. Step 4: Simplify right side
   828,478x = 3,150,582,400,144
5. Step 5: Solve for x
   x = 3,150,582,400,144/828,478
6. Step 6: Final answer
   x = 3,802,855.84