Finding the Third Proportional to 854,371 and 1,201,616

Step by Step Solution

1. Step 1: Write the proportion equation
   854,371 : 1,201,616 = 1,201,616 : x
2. Step 2: Convert to fraction form
   854,371/1,201,616 = 1,201,616/x
3. Step 3: Cross multiply
   854,371x = 1,201,616 × 1,201,616
4. Step 4: Simplify right side
   854,371x = 1,443,881,011,456
5. Step 5: Solve for x
   x = 1,443,881,011,456/854,371
6. Step 6: Final answer
   x = 1,689,993.00