Finding the Third Proportional to 1,027,422 and 1,640,763

Step by Step Solution

1. Step 1: Write the proportion equation
   1,027,422 : 1,640,763 = 1,640,763 : x
2. Step 2: Convert to fraction form
   1,027,422/1,640,763 = 1,640,763/x
3. Step 3: Cross multiply
   1,027,422x = 1,640,763 × 1,640,763
4. Step 4: Simplify right side
   1,027,422x = 2,692,103,222,169
5. Step 5: Solve for x
   x = 2,692,103,222,169/1,027,422
6. Step 6: Final answer
   x = 2,620,250.71