Finding the Third Proportional to 1,223,724 and 2,650,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,724 : 2,650,800 = 2,650,800 : x
2. Step 2: Convert to fraction form
   1,223,724/2,650,800 = 2,650,800/x
3. Step 3: Cross multiply
   1,223,724x = 2,650,800 × 2,650,800
4. Step 4: Simplify right side
   1,223,724x = 7,026,740,640,000
5. Step 5: Solve for x
   x = 7,026,740,640,000/1,223,724
6. Step 6: Final answer
   x = 5,742,095.96