Finding the Third Proportional to 49,989 and 108,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,989 : 108,280.50 = 108,280.50 : x
2. Step 2: Convert to fraction form
   49,989/108,280.50 = 108,280.50/x
3. Step 3: Cross multiply
   49,989x = 108,280.50 × 108,280.50
4. Step 4: Simplify right side
   49,989x = 11,724,666,680.25
5. Step 5: Solve for x
   x = 11,724,666,680.25/49,989
6. Step 6: Final answer
   x = 234,544.93