Finding the Third Proportional to 877,216 and 1,878,976

Step by Step Solution

1. Step 1: Write the proportion equation
   877,216 : 1,878,976 = 1,878,976 : x
2. Step 2: Convert to fraction form
   877,216/1,878,976 = 1,878,976/x
3. Step 3: Cross multiply
   877,216x = 1,878,976 × 1,878,976
4. Step 4: Simplify right side
   877,216x = 3,530,550,808,576
5. Step 5: Solve for x
   x = 3,530,550,808,576/877,216
6. Step 6: Final answer
   x = 4,024,722.31