Finding the Third Proportional to 544,138 and 1,181,466

Step by Step Solution

1. Step 1: Write the proportion equation
   544,138 : 1,181,466 = 1,181,466 : x
2. Step 2: Convert to fraction form
   544,138/1,181,466 = 1,181,466/x
3. Step 3: Cross multiply
   544,138x = 1,181,466 × 1,181,466
4. Step 4: Simplify right side
   544,138x = 1,395,861,909,156
5. Step 5: Solve for x
   x = 1,395,861,909,156/544,138
6. Step 6: Final answer
   x = 2,565,271.88