Finding the Third Proportional to 67,658.50 and 146,844

Step by Step Solution

1. Step 1: Write the proportion equation
   67,658.50 : 146,844 = 146,844 : x
2. Step 2: Convert to fraction form
   67,658.50/146,844 = 146,844/x
3. Step 3: Cross multiply
   67,658.50x = 146,844 × 146,844
4. Step 4: Simplify right side
   67,658.50x = 21,563,160,336
5. Step 5: Solve for x
   x = 21,563,160,336/67,658.50
6. Step 6: Final answer
   x = 318,705.86