Finding the Third Proportional to 2,113,180 and 3,210,180

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,180 : 3,210,180 = 3,210,180 : x
2. Step 2: Convert to fraction form
   2,113,180/3,210,180 = 3,210,180/x
3. Step 3: Cross multiply
   2,113,180x = 3,210,180 × 3,210,180
4. Step 4: Simplify right side
   2,113,180x = 10,305,255,632,400
5. Step 5: Solve for x
   x = 10,305,255,632,400/2,113,180
6. Step 6: Final answer
   x = 4,876,657.75