Finding the Third Proportional to 1,223,817 and 2,651,028

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,817 : 2,651,028 = 2,651,028 : x
2. Step 2: Convert to fraction form
   1,223,817/2,651,028 = 2,651,028/x
3. Step 3: Cross multiply
   1,223,817x = 2,651,028 × 2,651,028
4. Step 4: Simplify right side
   1,223,817x = 7,027,949,456,784
5. Step 5: Solve for x
   x = 7,027,949,456,784/1,223,817
6. Step 6: Final answer
   x = 5,742,647.35