Finding the Third Proportional to 542,910 and 1,157,958

Step by Step Solution

1. Step 1: Write the proportion equation
   542,910 : 1,157,958 = 1,157,958 : x
2. Step 2: Convert to fraction form
   542,910/1,157,958 = 1,157,958/x
3. Step 3: Cross multiply
   542,910x = 1,157,958 × 1,157,958
4. Step 4: Simplify right side
   542,910x = 1,340,866,729,764
5. Step 5: Solve for x
   x = 1,340,866,729,764/542,910
6. Step 6: Final answer
   x = 2,469,777.18