Finding the Third Proportional to 74,950.50 and 111,290.25

Step by Step Solution

1. Step 1: Write the proportion equation
   74,950.50 : 111,290.25 = 111,290.25 : x
2. Step 2: Convert to fraction form
   74,950.50/111,290.25 = 111,290.25/x
3. Step 3: Cross multiply
   74,950.50x = 111,290.25 × 111,290.25
4. Step 4: Simplify right side
   74,950.50x = 12,385,519,745.06
5. Step 5: Solve for x
   x = 12,385,519,745.06/74,950.50
6. Step 6: Final answer
   x = 165,249.33