Finding the Third Proportional to 244,880.56 and 378,402.56

Step by Step Solution

1. Step 1: Write the proportion equation
   244,880.56 : 378,402.56 = 378,402.56 : x
2. Step 2: Convert to fraction form
   244,880.56/378,402.56 = 378,402.56/x
3. Step 3: Cross multiply
   244,880.56x = 378,402.56 × 378,402.56
4. Step 4: Simplify right side
   244,880.56x = 143,188,499,306.57
5. Step 5: Solve for x
   x = 143,188,499,306.57/244,880.56
6. Step 6: Final answer
   x = 584,727.91