Finding the Third Proportional to 244,123.88 and 388,465.88

Step by Step Solution

1. Step 1: Write the proportion equation
   244,123.88 : 388,465.88 = 388,465.88 : x
2. Step 2: Convert to fraction form
   244,123.88/388,465.88 = 388,465.88/x
3. Step 3: Cross multiply
   244,123.88x = 388,465.88 × 388,465.88
4. Step 4: Simplify right side
   244,123.88x = 150,905,736,039.52
5. Step 5: Solve for x
   x = 150,905,736,039.52/244,123.88
6. Step 6: Final answer
   x = 618,152.31