Finding the Third Proportional to 544,640 and 1,196,788

Step by Step Solution

1. Step 1: Write the proportion equation
   544,640 : 1,196,788 = 1,196,788 : x
2. Step 2: Convert to fraction form
   544,640/1,196,788 = 1,196,788/x
3. Step 3: Cross multiply
   544,640x = 1,196,788 × 1,196,788
4. Step 4: Simplify right side
   544,640x = 1,432,301,516,944
5. Step 5: Solve for x
   x = 1,432,301,516,944/544,640
6. Step 6: Final answer
   x = 2,629,813.30