Finding the Third Proportional to 1,858,454 and 2,617,150

Step by Step Solution

1. Step 1: Write the proportion equation
   1,858,454 : 2,617,150 = 2,617,150 : x
2. Step 2: Convert to fraction form
   1,858,454/2,617,150 = 2,617,150/x
3. Step 3: Cross multiply
   1,858,454x = 2,617,150 × 2,617,150
4. Step 4: Simplify right side
   1,858,454x = 6,849,474,122,500
5. Step 5: Solve for x
   x = 6,849,474,122,500/1,858,454
6. Step 6: Final answer
   x = 3,685,576.36