Finding the Third Proportional to 111,953 and 167,860.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,953 : 167,860.50 = 167,860.50 : x
2. Step 2: Convert to fraction form
   111,953/167,860.50 = 167,860.50/x
3. Step 3: Cross multiply
   111,953x = 167,860.50 × 167,860.50
4. Step 4: Simplify right side
   111,953x = 28,177,147,460.25
5. Step 5: Solve for x
   x = 28,177,147,460.25/111,953
6. Step 6: Final answer
   x = 251,687.29