Finding the Third Proportional to 49,420.55 and 105,991.73

Step by Step Solution

1. Step 1: Write the proportion equation
   49,420.55 : 105,991.73 = 105,991.73 : x
2. Step 2: Convert to fraction form
   49,420.55/105,991.73 = 105,991.73/x
3. Step 3: Cross multiply
   49,420.55x = 105,991.73 × 105,991.73
4. Step 4: Simplify right side
   49,420.55x = 11,234,247,755.82
5. Step 5: Solve for x
   x = 11,234,247,755.82/49,420.55
6. Step 6: Final answer
   x = 227,319.37