Finding the Third Proportional to 111,773.50 and 169,105

Step by Step Solution

1. Step 1: Write the proportion equation
   111,773.50 : 169,105 = 169,105 : x
2. Step 2: Convert to fraction form
   111,773.50/169,105 = 169,105/x
3. Step 3: Cross multiply
   111,773.50x = 169,105 × 169,105
4. Step 4: Simplify right side
   111,773.50x = 28,596,501,025
5. Step 5: Solve for x
   x = 28,596,501,025/111,773.50
6. Step 6: Final answer
   x = 255,843.30