Finding the Third Proportional to 1,213,876 and 1,875,571

Step by Step Solution

1. Step 1: Write the proportion equation
   1,213,876 : 1,875,571 = 1,875,571 : x
2. Step 2: Convert to fraction form
   1,213,876/1,875,571 = 1,875,571/x
3. Step 3: Cross multiply
   1,213,876x = 1,875,571 × 1,875,571
4. Step 4: Simplify right side
   1,213,876x = 3,517,766,576,041
5. Step 5: Solve for x
   x = 3,517,766,576,041/1,213,876
6. Step 6: Final answer
   x = 2,897,962.05