Finding the Third Proportional to 1,438,569 and 3,148,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,569 : 3,148,056 = 3,148,056 : x
2. Step 2: Convert to fraction form
   1,438,569/3,148,056 = 3,148,056/x
3. Step 3: Cross multiply
   1,438,569x = 3,148,056 × 3,148,056
4. Step 4: Simplify right side
   1,438,569x = 9,910,256,579,136
5. Step 5: Solve for x
   x = 9,910,256,579,136/1,438,569
6. Step 6: Final answer
   x = 6,888,968.54