Finding the Third Proportional to 118,131 and 181,571.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,131 : 181,571.50 = 181,571.50 : x
2. Step 2: Convert to fraction form
   118,131/181,571.50 = 181,571.50/x
3. Step 3: Cross multiply
   118,131x = 181,571.50 × 181,571.50
4. Step 4: Simplify right side
   118,131x = 32,968,209,612.25
5. Step 5: Solve for x
   x = 32,968,209,612.25/118,131
6. Step 6: Final answer
   x = 279,081.78