Finding the Third Proportional to 49,812 and 104,240

Step by Step Solution

1. Step 1: Write the proportion equation
   49,812 : 104,240 = 104,240 : x
2. Step 2: Convert to fraction form
   49,812/104,240 = 104,240/x
3. Step 3: Cross multiply
   49,812x = 104,240 × 104,240
4. Step 4: Simplify right side
   49,812x = 10,865,977,600
5. Step 5: Solve for x
   x = 10,865,977,600/49,812
6. Step 6: Final answer
   x = 218,139.76