Finding the Third Proportional to 109,159.50 and 164,145

Step by Step Solution

1. Step 1: Write the proportion equation
   109,159.50 : 164,145 = 164,145 : x
2. Step 2: Convert to fraction form
   109,159.50/164,145 = 164,145/x
3. Step 3: Cross multiply
   109,159.50x = 164,145 × 164,145
4. Step 4: Simplify right side
   109,159.50x = 26,943,581,025
5. Step 5: Solve for x
   x = 26,943,581,025/109,159.50
6. Step 6: Final answer
   x = 246,827.63