Finding the Third Proportional to 544,371 and 817,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   544,371 : 817,099.50 = 817,099.50 : x
2. Step 2: Convert to fraction form
   544,371/817,099.50 = 817,099.50/x
3. Step 3: Cross multiply
   544,371x = 817,099.50 × 817,099.50
4. Step 4: Simplify right side
   544,371x = 667,651,592,900.25
5. Step 5: Solve for x
   x = 667,651,592,900.25/544,371
6. Step 6: Final answer
   x = 1,226,464.29