Finding the Third Proportional to 47,280 and 100,818

Step by Step Solution

1. Step 1: Write the proportion equation
   47,280 : 100,818 = 100,818 : x
2. Step 2: Convert to fraction form
   47,280/100,818 = 100,818/x
3. Step 3: Cross multiply
   47,280x = 100,818 × 100,818
4. Step 4: Simplify right side
   47,280x = 10,164,269,124
5. Step 5: Solve for x
   x = 10,164,269,124/47,280
6. Step 6: Final answer
   x = 214,980.31