Finding the Third Proportional to 49,131 and 104,112

Step by Step Solution

1. Step 1: Write the proportion equation
   49,131 : 104,112 = 104,112 : x
2. Step 2: Convert to fraction form
   49,131/104,112 = 104,112/x
3. Step 3: Cross multiply
   49,131x = 104,112 × 104,112
4. Step 4: Simplify right side
   49,131x = 10,839,308,544
5. Step 5: Solve for x
   x = 10,839,308,544/49,131
6. Step 6: Final answer
   x = 220,620.56