Finding the Third Proportional to 2,100,028 and 3,149,380

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,028 : 3,149,380 = 3,149,380 : x
2. Step 2: Convert to fraction form
   2,100,028/3,149,380 = 3,149,380/x
3. Step 3: Cross multiply
   2,100,028x = 3,149,380 × 3,149,380
4. Step 4: Simplify right side
   2,100,028x = 9,918,594,384,400
5. Step 5: Solve for x
   x = 9,918,594,384,400/2,100,028
6. Step 6: Final answer
   x = 4,723,077.21