Finding the Third Proportional to 839,160 and 1,827,684

Step by Step Solution

1. Step 1: Write the proportion equation
   839,160 : 1,827,684 = 1,827,684 : x
2. Step 2: Convert to fraction form
   839,160/1,827,684 = 1,827,684/x
3. Step 3: Cross multiply
   839,160x = 1,827,684 × 1,827,684
4. Step 4: Simplify right side
   839,160x = 3,340,428,803,856
5. Step 5: Solve for x
   x = 3,340,428,803,856/839,160
6. Step 6: Final answer
   x = 3,980,681.64