Finding the Third Proportional to 1,246,128 and 1,867,116

Step by Step Solution

1. Step 1: Write the proportion equation
   1,246,128 : 1,867,116 = 1,867,116 : x
2. Step 2: Convert to fraction form
   1,246,128/1,867,116 = 1,867,116/x
3. Step 3: Cross multiply
   1,246,128x = 1,867,116 × 1,867,116
4. Step 4: Simplify right side
   1,246,128x = 3,486,122,157,456
5. Step 5: Solve for x
   x = 3,486,122,157,456/1,246,128
6. Step 6: Final answer
   x = 2,797,563.46