Finding the Third Proportional to 127,591.50 and 298,020

Step by Step Solution

1. Step 1: Write the proportion equation
   127,591.50 : 298,020 = 298,020 : x
2. Step 2: Convert to fraction form
   127,591.50/298,020 = 298,020/x
3. Step 3: Cross multiply
   127,591.50x = 298,020 × 298,020
4. Step 4: Simplify right side
   127,591.50x = 88,815,920,400
5. Step 5: Solve for x
   x = 88,815,920,400/127,591.50
6. Step 6: Final answer
   x = 696,095.90