Finding the Third Proportional to 1,098,034 and 1,640,585

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,034 : 1,640,585 = 1,640,585 : x
2. Step 2: Convert to fraction form
   1,098,034/1,640,585 = 1,640,585/x
3. Step 3: Cross multiply
   1,098,034x = 1,640,585 × 1,640,585
4. Step 4: Simplify right side
   1,098,034x = 2,691,519,142,225
5. Step 5: Solve for x
   x = 2,691,519,142,225/1,098,034
6. Step 6: Final answer
   x = 2,451,216.58