Finding the Third Proportional to 111,558 and 169,950.75

Step by Step Solution

1. Step 1: Write the proportion equation
   111,558 : 169,950.75 = 169,950.75 : x
2. Step 2: Convert to fraction form
   111,558/169,950.75 = 169,950.75/x
3. Step 3: Cross multiply
   111,558x = 169,950.75 × 169,950.75
4. Step 4: Simplify right side
   111,558x = 28,883,257,425.56
5. Step 5: Solve for x
   x = 28,883,257,425.56/111,558
6. Step 6: Final answer
   x = 258,907.99