Finding the Third Proportional to 1,216,361 and 1,865,754

Step by Step Solution

1. Step 1: Write the proportion equation
   1,216,361 : 1,865,754 = 1,865,754 : x
2. Step 2: Convert to fraction form
   1,216,361/1,865,754 = 1,865,754/x
3. Step 3: Cross multiply
   1,216,361x = 1,865,754 × 1,865,754
4. Step 4: Simplify right side
   1,216,361x = 3,481,037,988,516
5. Step 5: Solve for x
   x = 3,481,037,988,516/1,216,361
6. Step 6: Final answer
   x = 2,861,846.10