Finding the Third Proportional to 805,080 and 1,645,116

Step by Step Solution

1. Step 1: Write the proportion equation
   805,080 : 1,645,116 = 1,645,116 : x
2. Step 2: Convert to fraction form
   805,080/1,645,116 = 1,645,116/x
3. Step 3: Cross multiply
   805,080x = 1,645,116 × 1,645,116
4. Step 4: Simplify right side
   805,080x = 2,706,406,653,456
5. Step 5: Solve for x
   x = 2,706,406,653,456/805,080
6. Step 6: Final answer
   x = 3,361,661.76