Finding the Third Proportional to 1,100,513 and 1,640,608

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100,513 : 1,640,608 = 1,640,608 : x
2. Step 2: Convert to fraction form
   1,100,513/1,640,608 = 1,640,608/x
3. Step 3: Cross multiply
   1,100,513x = 1,640,608 × 1,640,608
4. Step 4: Simplify right side
   1,100,513x = 2,691,594,609,664
5. Step 5: Solve for x
   x = 2,691,594,609,664/1,100,513
6. Step 6: Final answer
   x = 2,445,763.58