Finding the Third Proportional to 253,704 and 379,950

Step by Step Solution

1. Step 1: Write the proportion equation
   253,704 : 379,950 = 379,950 : x
2. Step 2: Convert to fraction form
   253,704/379,950 = 379,950/x
3. Step 3: Cross multiply
   253,704x = 379,950 × 379,950
4. Step 4: Simplify right side
   253,704x = 144,362,002,500
5. Step 5: Solve for x
   x = 144,362,002,500/253,704
6. Step 6: Final answer
   x = 569,017.45