Finding the Third Proportional to 237,978 and 519,365.25

Step by Step Solution

1. Step 1: Write the proportion equation
   237,978 : 519,365.25 = 519,365.25 : x
2. Step 2: Convert to fraction form
   237,978/519,365.25 = 519,365.25/x
3. Step 3: Cross multiply
   237,978x = 519,365.25 × 519,365.25
4. Step 4: Simplify right side
   237,978x = 269,740,262,907.56
5. Step 5: Solve for x
   x = 269,740,262,907.56/237,978
6. Step 6: Final answer
   x = 1,133,467.22