Finding the Third Proportional to 118,390.50 and 181,109.25

Step by Step Solution

1. Step 1: Write the proportion equation
   118,390.50 : 181,109.25 = 181,109.25 : x
2. Step 2: Convert to fraction form
   118,390.50/181,109.25 = 181,109.25/x
3. Step 3: Cross multiply
   118,390.50x = 181,109.25 × 181,109.25
4. Step 4: Simplify right side
   118,390.50x = 32,800,560,435.56
5. Step 5: Solve for x
   x = 32,800,560,435.56/118,390.50
6. Step 6: Final answer
   x = 277,053.99