Finding the Third Proportional to 546,216 and 1,118,670

Step by Step Solution

1. Step 1: Write the proportion equation
   546,216 : 1,118,670 = 1,118,670 : x
2. Step 2: Convert to fraction form
   546,216/1,118,670 = 1,118,670/x
3. Step 3: Cross multiply
   546,216x = 1,118,670 × 1,118,670
4. Step 4: Simplify right side
   546,216x = 1,251,422,568,900
5. Step 5: Solve for x
   x = 1,251,422,568,900/546,216
6. Step 6: Final answer
   x = 2,291,076.37