Finding the Third Proportional to 409,498.03 and 889,726.78

Step by Step Solution

1. Step 1: Write the proportion equation
   409,498.03 : 889,726.78 = 889,726.78 : x
2. Step 2: Convert to fraction form
   409,498.03/889,726.78 = 889,726.78/x
3. Step 3: Cross multiply
   409,498.03x = 889,726.78 × 889,726.78
4. Step 4: Simplify right side
   409,498.03x = 791,613,745,273.49
5. Step 5: Solve for x
   x = 791,613,745,273.49/409,498.03
6. Step 6: Final answer
   x = 1,933,131.99