Finding the Third Proportional to 553,940 and 1,205,096

Step by Step Solution

1. Step 1: Write the proportion equation
   553,940 : 1,205,096 = 1,205,096 : x
2. Step 2: Convert to fraction form
   553,940/1,205,096 = 1,205,096/x
3. Step 3: Cross multiply
   553,940x = 1,205,096 × 1,205,096
4. Step 4: Simplify right side
   553,940x = 1,452,256,369,216
5. Step 5: Solve for x
   x = 1,452,256,369,216/553,940
6. Step 6: Final answer
   x = 2,621,685.33