Finding the Third Proportional to 772,885 and 1,683,056

Step by Step Solution

1. Step 1: Write the proportion equation
   772,885 : 1,683,056 = 1,683,056 : x
2. Step 2: Convert to fraction form
   772,885/1,683,056 = 1,683,056/x
3. Step 3: Cross multiply
   772,885x = 1,683,056 × 1,683,056
4. Step 4: Simplify right side
   772,885x = 2,832,677,499,136
5. Step 5: Solve for x
   x = 2,832,677,499,136/772,885
6. Step 6: Final answer
   x = 3,665,069.83