Finding the Third Proportional to 111,049.50 and 169,335

Step by Step Solution

1. Step 1: Write the proportion equation
   111,049.50 : 169,335 = 169,335 : x
2. Step 2: Convert to fraction form
   111,049.50/169,335 = 169,335/x
3. Step 3: Cross multiply
   111,049.50x = 169,335 × 169,335
4. Step 4: Simplify right side
   111,049.50x = 28,674,342,225
5. Step 5: Solve for x
   x = 28,674,342,225/111,049.50
6. Step 6: Final answer
   x = 258,212.26