Finding the Third Proportional to 805,840 and 1,707,392

Step by Step Solution

1. Step 1: Write the proportion equation
   805,840 : 1,707,392 = 1,707,392 : x
2. Step 2: Convert to fraction form
   805,840/1,707,392 = 1,707,392/x
3. Step 3: Cross multiply
   805,840x = 1,707,392 × 1,707,392
4. Step 4: Simplify right side
   805,840x = 2,915,187,441,664
5. Step 5: Solve for x
   x = 2,915,187,441,664/805,840
6. Step 6: Final answer
   x = 3,617,576.00