Finding the Third Proportional to 542,810 and 1,157,758

Step by Step Solution

1. Step 1: Write the proportion equation
   542,810 : 1,157,758 = 1,157,758 : x
2. Step 2: Convert to fraction form
   542,810/1,157,758 = 1,157,758/x
3. Step 3: Cross multiply
   542,810x = 1,157,758 × 1,157,758
4. Step 4: Simplify right side
   542,810x = 1,340,403,586,564
5. Step 5: Solve for x
   x = 1,340,403,586,564/542,810
6. Step 6: Final answer
   x = 2,469,378.95