Finding the Third Proportional to 67,660.31 and 146,846.04

Step by Step Solution

1. Step 1: Write the proportion equation
   67,660.31 : 146,846.04 = 146,846.04 : x
2. Step 2: Convert to fraction form
   67,660.31/146,846.04 = 146,846.04/x
3. Step 3: Cross multiply
   67,660.31x = 146,846.04 × 146,846.04
4. Step 4: Simplify right side
   67,660.31x = 21,563,759,188.35
5. Step 5: Solve for x
   x = 21,563,759,188.35/67,660.31
6. Step 6: Final answer
   x = 318,706.17