Finding the Third Proportional to 49,756.50 and 105,129

Step by Step Solution

1. Step 1: Write the proportion equation
   49,756.50 : 105,129 = 105,129 : x
2. Step 2: Convert to fraction form
   49,756.50/105,129 = 105,129/x
3. Step 3: Cross multiply
   49,756.50x = 105,129 × 105,129
4. Step 4: Simplify right side
   49,756.50x = 11,052,106,641
5. Step 5: Solve for x
   x = 11,052,106,641/49,756.50
6. Step 6: Final answer
   x = 222,123.88