Finding the Third Proportional to 604,080 and 1,410,840

Step by Step Solution

1. Step 1: Write the proportion equation
   604,080 : 1,410,840 = 1,410,840 : x
2. Step 2: Convert to fraction form
   604,080/1,410,840 = 1,410,840/x
3. Step 3: Cross multiply
   604,080x = 1,410,840 × 1,410,840
4. Step 4: Simplify right side
   604,080x = 1,990,469,505,600
5. Step 5: Solve for x
   x = 1,990,469,505,600/604,080
6. Step 6: Final answer
   x = 3,295,042.88