Finding the Third Proportional to 49,989.75 and 118,008

Step by Step Solution

1. Step 1: Write the proportion equation
   49,989.75 : 118,008 = 118,008 : x
2. Step 2: Convert to fraction form
   49,989.75/118,008 = 118,008/x
3. Step 3: Cross multiply
   49,989.75x = 118,008 × 118,008
4. Step 4: Simplify right side
   49,989.75x = 13,925,888,064
5. Step 5: Solve for x
   x = 13,925,888,064/49,989.75
6. Step 6: Final answer
   x = 278,574.87