Finding the Third Proportional to 543,413 and 1,191,802

Step by Step Solution

1. Step 1: Write the proportion equation
   543,413 : 1,191,802 = 1,191,802 : x
2. Step 2: Convert to fraction form
   543,413/1,191,802 = 1,191,802/x
3. Step 3: Cross multiply
   543,413x = 1,191,802 × 1,191,802
4. Step 4: Simplify right side
   543,413x = 1,420,392,007,204
5. Step 5: Solve for x
   x = 1,420,392,007,204/543,413
6. Step 6: Final answer
   x = 2,613,835.16