Finding the Third Proportional to 545,697 and 1,178,298

Step by Step Solution

1. Step 1: Write the proportion equation
   545,697 : 1,178,298 = 1,178,298 : x
2. Step 2: Convert to fraction form
   545,697/1,178,298 = 1,178,298/x
3. Step 3: Cross multiply
   545,697x = 1,178,298 × 1,178,298
4. Step 4: Simplify right side
   545,697x = 1,388,386,176,804
5. Step 5: Solve for x
   x = 1,388,386,176,804/545,697
6. Step 6: Final answer
   x = 2,544,243.74