Finding the Third Proportional to 804,520 and 1,675,784

Step by Step Solution

1. Step 1: Write the proportion equation
   804,520 : 1,675,784 = 1,675,784 : x
2. Step 2: Convert to fraction form
   804,520/1,675,784 = 1,675,784/x
3. Step 3: Cross multiply
   804,520x = 1,675,784 × 1,675,784
4. Step 4: Simplify right side
   804,520x = 2,808,252,014,656
5. Step 5: Solve for x
   x = 2,808,252,014,656/804,520
6. Step 6: Final answer
   x = 3,490,593.17