Finding the Third Proportional to 1,280,030 and 2,801,116

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,030 : 2,801,116 = 2,801,116 : x
2. Step 2: Convert to fraction form
   1,280,030/2,801,116 = 2,801,116/x
3. Step 3: Cross multiply
   1,280,030x = 2,801,116 × 2,801,116
4. Step 4: Simplify right side
   1,280,030x = 7,846,250,845,456
5. Step 5: Solve for x
   x = 7,846,250,845,456/1,280,030
6. Step 6: Final answer
   x = 6,129,739.81