Finding the Third Proportional to 99,208 and 146,900

Step by Step Solution

1. Step 1: Write the proportion equation
   99,208 : 146,900 = 146,900 : x
2. Step 2: Convert to fraction form
   99,208/146,900 = 146,900/x
3. Step 3: Cross multiply
   99,208x = 146,900 × 146,900
4. Step 4: Simplify right side
   99,208x = 21,579,610,000
5. Step 5: Solve for x
   x = 21,579,610,000/99,208
6. Step 6: Final answer
   x = 217,518.85