Finding the Third Proportional to 1,221,834 and 2,684,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,834 : 2,684,056 = 2,684,056 : x
2. Step 2: Convert to fraction form
   1,221,834/2,684,056 = 2,684,056/x
3. Step 3: Cross multiply
   1,221,834x = 2,684,056 × 2,684,056
4. Step 4: Simplify right side
   1,221,834x = 7,204,156,611,136
5. Step 5: Solve for x
   x = 7,204,156,611,136/1,221,834
6. Step 6: Final answer
   x = 5,896,182.80