Finding the Third Proportional to 279,904 and 604,012

Step by Step Solution

1. Step 1: Write the proportion equation
   279,904 : 604,012 = 604,012 : x
2. Step 2: Convert to fraction form
   279,904/604,012 = 604,012/x
3. Step 3: Cross multiply
   279,904x = 604,012 × 604,012
4. Step 4: Simplify right side
   279,904x = 364,830,496,144
5. Step 5: Solve for x
   x = 364,830,496,144/279,904
6. Step 6: Final answer
   x = 1,303,412.94