Finding the Third Proportional to 544,909.50 and 1,187,907

Step by Step Solution

1. Step 1: Write the proportion equation
   544,909.50 : 1,187,907 = 1,187,907 : x
2. Step 2: Convert to fraction form
   544,909.50/1,187,907 = 1,187,907/x
3. Step 3: Cross multiply
   544,909.50x = 1,187,907 × 1,187,907
4. Step 4: Simplify right side
   544,909.50x = 1,411,123,040,649
5. Step 5: Solve for x
   x = 1,411,123,040,649/544,909.50
6. Step 6: Final answer
   x = 2,589,646.61