Finding the Third Proportional to 1,420,090 and 3,100,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,090 : 3,100,384 = 3,100,384 : x
2. Step 2: Convert to fraction form
   1,420,090/3,100,384 = 3,100,384/x
3. Step 3: Cross multiply
   1,420,090x = 3,100,384 × 3,100,384
4. Step 4: Simplify right side
   1,420,090x = 9,612,380,947,456
5. Step 5: Solve for x
   x = 9,612,380,947,456/1,420,090
6. Step 6: Final answer
   x = 6,768,853.35