Finding the Third Proportional to 808,768 and 1,683,200

Step by Step Solution

1. Step 1: Write the proportion equation
   808,768 : 1,683,200 = 1,683,200 : x
2. Step 2: Convert to fraction form
   808,768/1,683,200 = 1,683,200/x
3. Step 3: Cross multiply
   808,768x = 1,683,200 × 1,683,200
4. Step 4: Simplify right side
   808,768x = 2,833,162,240,000
5. Step 5: Solve for x
   x = 2,833,162,240,000/808,768
6. Step 6: Final answer
   x = 3,503,059.27