Finding the Third Proportional to 1,098,377 and 1,643,584

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,377 : 1,643,584 = 1,643,584 : x
2. Step 2: Convert to fraction form
   1,098,377/1,643,584 = 1,643,584/x
3. Step 3: Cross multiply
   1,098,377x = 1,643,584 × 1,643,584
4. Step 4: Simplify right side
   1,098,377x = 2,701,368,365,056
5. Step 5: Solve for x
   x = 2,701,368,365,056/1,098,377
6. Step 6: Final answer
   x = 2,459,418.18