Finding the Third Proportional to 1,410,920 and 2,129,100

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410,920 : 2,129,100 = 2,129,100 : x
2. Step 2: Convert to fraction form
   1,410,920/2,129,100 = 2,129,100/x
3. Step 3: Cross multiply
   1,410,920x = 2,129,100 × 2,129,100
4. Step 4: Simplify right side
   1,410,920x = 4,533,066,810,000
5. Step 5: Solve for x
   x = 4,533,066,810,000/1,410,920
6. Step 6: Final answer
   x = 3,212,844.68