Finding the Third Proportional to 244,890 and 358,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   244,890 : 358,951.50 = 358,951.50 : x
2. Step 2: Convert to fraction form
   244,890/358,951.50 = 358,951.50/x
3. Step 3: Cross multiply
   244,890x = 358,951.50 × 358,951.50
4. Step 4: Simplify right side
   244,890x = 128,846,179,352.25
5. Step 5: Solve for x
   x = 128,846,179,352.25/244,890
6. Step 6: Final answer
   x = 526,139.00