Finding the Third Proportional to 253,617.75 and 599,778

Step by Step Solution

1. Step 1: Write the proportion equation
   253,617.75 : 599,778 = 599,778 : x
2. Step 2: Convert to fraction form
   253,617.75/599,778 = 599,778/x
3. Step 3: Cross multiply
   253,617.75x = 599,778 × 599,778
4. Step 4: Simplify right side
   253,617.75x = 359,733,649,284
5. Step 5: Solve for x
   x = 359,733,649,284/253,617.75
6. Step 6: Final answer
   x = 1,418,408.80