Finding the Third Proportional to 47,280.50 and 100,819

Step by Step Solution

1. Step 1: Write the proportion equation
   47,280.50 : 100,819 = 100,819 : x
2. Step 2: Convert to fraction form
   47,280.50/100,819 = 100,819/x
3. Step 3: Cross multiply
   47,280.50x = 100,819 × 100,819
4. Step 4: Simplify right side
   47,280.50x = 10,164,470,761
5. Step 5: Solve for x
   x = 10,164,470,761/47,280.50
6. Step 6: Final answer
   x = 214,982.30