Finding the Third Proportional to 538,937 and 1,173,555

Step by Step Solution

1. Step 1: Write the proportion equation
   538,937 : 1,173,555 = 1,173,555 : x
2. Step 2: Convert to fraction form
   538,937/1,173,555 = 1,173,555/x
3. Step 3: Cross multiply
   538,937x = 1,173,555 × 1,173,555
4. Step 4: Simplify right side
   538,937x = 1,377,231,338,025
5. Step 5: Solve for x
   x = 1,377,231,338,025/538,937
6. Step 6: Final answer
   x = 2,555,458.87