Finding the Third Proportional to 109,018.50 and 146,508

Step by Step Solution

1. Step 1: Write the proportion equation
   109,018.50 : 146,508 = 146,508 : x
2. Step 2: Convert to fraction form
   109,018.50/146,508 = 146,508/x
3. Step 3: Cross multiply
   109,018.50x = 146,508 × 146,508
4. Step 4: Simplify right side
   109,018.50x = 21,464,594,064
5. Step 5: Solve for x
   x = 21,464,594,064/109,018.50
6. Step 6: Final answer
   x = 196,889.46